If we don't believe in freedom of expression for people we despise, we don't believe in it at all.

Peace is not an absence of war, it is a virtue, a state of mind, a disposition for benevolence, confidence, justice.

Nobody made a greater mistake than he who did nothing because he could do only a little.

If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.

Resist much. Obey little.

Sometimes you will never know the value of a moment until it becomes a memory.

And no one will listen to us until we listen to ourselves.

When I stand before God at the end of my life, I would hope that I would not have a single bit of talent left, and could say, 'I used everything you gave me'.

At the center of your being you have the answer; you know who you are and you know what you want.

Learned we may be with another man's learning: we can only be wise with wisdom of our own.

You are the bows from which your children as living arrows are sent forth.

If you're happy, don't worry you'll get over it.

An understanding of the natural world is a source of not only great curiosity, but great fulfilment.

Those who dance are considered insane by those who cannot hear the music.

Do not pray for an easy life, pray for the strength to endure a difficult one.

A man may imagine things that are false, but he can only understand things that are true.

The most certain sign of wisdom is cheerfulness.

To me, being an intellectual doesn't mean knowing about intellectual issues; it means taking pleasure in them.

Appearances often are deceiving.

Learning and wisdom are superfluities, the surface glitter merely, but it is the heart that is the seat of all power.

Attitude, not Aptitude, determines Altitude.