Patriotism at the expense of another nation is as wicked as racism at the expense of another race. . . Let us resolve to be patriots always, nationalists never. Let us love our country, but pledge allegiance to the earth and to the flora and fauna and human life that it supports - one planet indivisible, with clean air,... soil and water; with liberty, justice and peace for all.

To be avoided at all costs is the solace of opinion without the pain of thought.

I asked an 85 year old professor, 'What makes you cry?' He said, 'Whenever I see or hear the truth.'

Christ came to take away our sins, not our minds.

People who fear disorder more than injustice will only produce more of both.

Socrates had it wrong; it is not the unexamined but finally the uncommitted life that is not worth living.

The world is too dangerous for anything but truth and too small for anything but love.