"The 'Third World' is a term I don't like very much, because we're all one world. I want people to know that the largest part of humanity is suffering."

"There is a science of war, but how strange that there isn't a science of peace. There are colleges of war; why can’t we study peace?"

"Today was good. Today was fun. Tomorrow is another one."

"No religion is responsible for terrorism. People are responsible for violence and terrorism."

"It’s useful to compare our preparations for epidemics with our preparations for war."

"We can best help you to prevent war not by repeating your words and following your methods but by finding new words and creating new methods."