"It is not even impossible to imagine that the effects of an atomic war fought with greatly perfected weapons and push…"

"If we stay strong, then I believe we can stabilize the world and have peace based on force. Now, peace based on force…"

"I don't want to kill anybody. I am passionately opposed to killing, but I'm even more passionately fond of freedom. T…"

"Ladies and gentlemen, I am to talk to you about energy in the future. I will start by telling you why I believe that …"

"At present the carbon dioxide in the atmosphere has risen by 2 per cent over normal. By 1970, it will be perhaps 4 pe…"

"On May 7, a few weeks after the accident at Three-Mile Island, I was in Washington. I was there to refute some of tha…"

"By having simplified what is known, physicists have been led into realms which as yet are anything but simple. That a…"

"The preservation of peace and the improvement of the lot of all people require us to have faith in the rationality of…"

"There's no system foolproof enough to defeat a sufficiently great fool."

"There is no case where ignorance should be preferred to knowledge — especially if the knowledge is terrible."