Waste not fresh tears over old griefs.
-- Euripides

There are two modes of establishing our reputation: to be praised by honest men, and to be abused by rogues. It is best, however, to secure the former, because it will invariably be accompanied by the latter.
-- Charles Caleb Colton

I may disagree with what you have to say, but I shall defend, to the death, your right to say it.
-- Voltaire

Own only what you can carry with you; know language, know countries, know people. Let your memory be your travel bag.
-- Alexander Solzhenitsyn

Give to every other human being every right that you claim for yourself.
-- Robert G. Ingersoll

The words 'I am...' are potent words; be careful what you hitch them to. The thing you're claiming has a way of reaching back and claiming you.
-- A. L. Kitselman

You must not lose faith in humanity. Humanity is an ocean; if a few drops of the ocean are dirty, the ocean does not become dirty.
-- Mahatma Gandhi