A life without criticism is not worth living.

It is immoral to see evil and not act on it.

Men and women with freed minds may often be mistaken, but they are seldom fooled. They may be influenced, but they cannot be intimidated. They may be perplexed, but they will never be lost.

There are those that look at things the way they are, and ask why? I dream of things that never were, and ask why not?

There are people in every time and every land who want to stop history in its tracks. They fear the future, mistrust the present, and invoke the security of the comfortable past which, in fact, never existed.

Every society gets the kind of criminal it deserves.

Our answer is the world's hope; it is to rely on youth. The cruelties and the obstacles of this swiftly changing planet will not yield to obsolete dogmas and outworn slogans. It cannot be moved by those who cling to a present which is already dying, who prefer the illusion of security to the excitement and danger which comes with even the most peaceful progress. This world demands the qualities of youth: not a time of life but a state of mind, a temper of the will, a quality of imagination, a predominance of courage over timidity, of the appetite for adventure over the life of ease...