"Hope is like a road in the country; there was never a road, but when many people walk on it, the road comes into exis…"

"The so-called "peace" is an interval between wars."

"I used to think that a man was sentenced to death or imprisonment because he was guilty; now I know that he is found …"

"革命是要人生，不是要人死！"

"Savage as a lion, timid as a rabbit, crafty as a fox..."

"When you talk with famous scholars, the best thing is to pretend that occasionally you do not quite understand them. …"

"凡是愚弱的國民，即使體格如何健全，如何茁壯，也只能做毫無意義的示眾的材料和看客，病死多少是不必以為不幸的。"

"中醫不過是一種有意的或無意的騙子。"

"中國人的性情是總喜歡調和折中的，譬如你說，這屋子太暗，須在這裏開一個窗，大家一定不允許的。但如果你主張拆掉屋頂他們就來調和，願意開窗了。"

"“蘇聯是無產階級專政的，智識階級就要餓死。”……位有名的記者曾經這樣警告我。是的，這倒恐怕要使我也有些睡不著了。但無產階級專政，不是為了將來的無階級社會麼？只要你不去謀害它，自然成功就早，階級的消滅也就早，那時就誰也不會“餓死”了………"