"Belgium should become the capital of the Belgian Empire, which, with the help of God, will consist of Borneo, islands in the Pacific, some places in Africa and America, and also areas of China and Japan. I am the only one pursuing this for now, but by over-exposing the national fever, I will find support and create apostles."

"If the knowledge of foreign languages is particularly useful in our time, that of national languages is a necessity. It is necessary to have them taught to the youth simultaneously, and it is to be desired that their use should become more and more common to all Belgians."

"On the occasion of my 65th birthday, I wish to hand over to the State my properties that contribute to the attractiveness and beauty of the places where they are located."

"If instead of talking about neutrality, the Chamber took care of our trade, Belgium would become the richest in the world."

"If I do not promise Belgium a splendid government like that which founded its independence, nor a great King like him whom we mourn, then at least i believe to be a Belgian King in heart and soul, whose whole life belongs to the country."

"Small country, small people."

"My dear General, the Belgian state, will shortly issue a government loan of fifty million, France is writing one of two and a half billion, please ask Lambert to inform you of the condition of the French operation, as for the Belgian loan, leave it to me to try and get information from the ministers, but don't say anything to Lambert, if the French government loan yields 5 or 6 percent I will invest a large sum in it, if the interest is lower then I won't subscribe to it, Leopold."

"We are going to democratize the chamber and the senate, we also have to democratize the monarchy, give it the opportunity, when it feels the need to obtain direct advice, support from the changing electoral corps."

"To the presidents of the chambers, the institutions of the country are on the eve of profound changes, various indications and circumstances have convinced me that it is desirable in the new situation, a new administration should take office, I request you on my behalf to inform the chambers of my abdication, with the highest and most special esteem, your affectionate King, Leopold."

"Dear Minister, I particularly regret that the government, as I had expressly requested, did not make the royal referendum a sine qua non, three points in the program concern the crown directly, the possibility of expanding the territory, the referendum and the princely marriages, I would have liked to see this matter implemented, we have been clear about this during our discussions, we have taken a very moderate attitude with this at a time when the most democratic constitution in Europe is being even more democratized, a constitution drawn up during a revolution, and at a time when there was no monarch, your devotee, etc. Leopold."

"I will instruct the minister of war to strengthen the Gendarmerie in Brussels, to recognize the addresses and customs of the demagogues and to try to find out what is coming up, I am told that the demonstrations which are only intended as intimidation and as preparation in an unguarded moment are able to turn into something else, once they have everyone on the street they will attack the government, what measure have you taken to face such a surprise attack? Do the regiments have been ordered to march on their own accord to the Rue de la Loi and the Boulvard, where in the summer it is more difficult to summon soldiers, will they be more satisfied now, working in the open air is now impossible, if I were you I wouldn't hesitate for a minute to summon them, the responsibility is too great, you are not protected from an incident, and you will have to face a formidable riot, all yours leopold."

"Dear Minister, please let me know how many men are actually available in Hainaut, Ghent and Brussels, please also inform me of any measures that will allow you to remain in control of the situation if necessary, I wish you the assurance, dear minister, of my total devotion, Leopold."

"We must put an end to anarchy and its continuing preaching."

"I am generous and about to make a multi-million dollar sacrifice to beautify my capital. It will cost me three to four years of wages, but I wish my life here on earth to leave many traces."

"You speak of my popularity, but it is out of the question now, and in doing so, my dear Prime Minister, I declare that I will not doubt between my duty and my love: a popularity based on deceiving a country about its true interests would weigh heavily on my conscience and that is a burden that I do not want to bear."

"It is not the first time that Belgium has had to undergo a dangerous ordeal. But never has the situation been more serious than today! … Freedom, honor, the very existence of the fatherland is at stake."

"If God gives me a long life and allows me to carry out my task, then Brussels will become a city of exceptional category."

"I have no other desire than to leave Belgium bigger, stronger and more beautiful."

"I want it to be and it will be."

"France need not to extend its own borders, that would only have a counterproductive effect, however, it should surround itself with allies and friends whom it must make more powerful, and whom in turn make France itself more powerful, such an approach will not disturb anyone, free and without In this way, France can fence itself with reliable allies, it goes without saying that 6 or 7 million Piedmontese, 3 million Swiss, 8 million Belgians and 37 million French can provide the French emperor with a larger, better organized and more complete armed forces than those possessed by the Empire of 50 million people, all the emperor has to do is give us permission to invade the Netherlands, thanks in part to his prestige a quick and easy victory awaits us."

"One aim of the hostilities is a reunification of Catholics under one crown, with the rivers as the northern boundary, to reach that goal we must launch a decisive attack on Amsterdam, depose the king, and at the very least let the people decide which government it prefers."

"A battle with the Netherlands must be a surprise on our part, we must suddenly present ourselves there with weapons, disrupt the order, and keep the provinces that want to join, let the others go free as they please."

"A Prince must not speak the language of the tribunes and proclaim absolute principles in terms which are likely to deeply offend those who are of another opinion than his own."

"You just have to dare to succeed."

"Nothing is more difficult than arriving at a court where nobody knows anyone in the world, add to that the Austrian Etiquette, and you can imagine what kind of evening I had to endure."

"I am very satisfied with my invention. With this pocket, the rain can fall, and i'm not afraid: my beard will stay dry. You laugh, but you don't laugh when a woman, after washing her hair, dries it and wraps it in a towel. You are not laughing, and yet it is the same. Women drying their hair, and I guaranteeing my beard from the rain, we are only keeping us from colds!"

"Whoever has a cold is stupid, because he just had to avoid catching a cold."

"Excuse me, dear niece, for this letter, which is really just a health bulletin. Especially concerned with a health so dear to me, I am almost unable to speak of anything else."

"I sleep poorly. This long abstinence is destroying me. My nature needs frequent contacts with the beautiful gender. I don't understand how priests can live like this."

"I have only one goal and one desire, namely to give myself a practical instruction, to get to know the world and its inhabitants. There will come times when this knowledge will be of use to me."