Doubt must be no more than vigilance, otherwise it can become dangerous.

Symbols are the imaginative signposts of life.

Old age is by nature rather talkative.

Some days you're the bug, some days you're the windshield.

Don't be too timid and squeamish about your actions. All life is an experiment. The more experiments you make the better.

Three things have been difficult to tame: the oceans, fools, and women. We may soon be able to tame the oceans; fools and women will take a little longer.

Without a measureless and perpetual uncertainty, the drama of human life would be destroyed.

Life is like music, it must be composed by ear, feeling and instinct, not by rule.

All my life I used to wonder what I would become when I grew up. Then, about seven years ago, I realized that I was never going to grow up - that growing is an ever ongoing process.

The love of life is necessary to the vigorous prosecution of any undertaking.

Freedom would be not to choose between black and white but to abjure such prescribed choices.

When all life is seen as divine, everyone grows wings.

People can tell you to keep your mouth shut, but that doesn't stop you from having your own opinion

Not all things are to be discovered; many are better concealed.

The more man meditates upon good thoughts, the better will be his world and the world at large.

We cannot live better than in seeking to become better.

The man who has no sense of history, is like a man who has no ears or eyes

The young people think the old people are fools - but the old people know the young people are fools.

Safeguarding the rights of others is the most noble and beautiful end of a human being.

Losing your way on a journey is unfortunate. But, losing your reason for the journey is a fate more cruel.

Everyone seems to have a clear idea of how other people should lead their lives, but none about his or her own.