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

Nothing exists except atoms and empty space; everything else is opinion.

Life can only be understood backwards; but it must be lived forwards.

I generally avoid temptation unless I can't resist it.

Life has a certain flavour for those who have fought and risked all that the sheltered and protected can never experience.

Imagination does not become great until human beings, given the courage and the strength, use it to create.

The gratification of wealth is not found in mere possession or in lavish expenditure, but in its wise application.

Between two evils, I always pick the one I never tried before.

Let silence take you to the core of life.

Anyone who knows anything of history knows that great social changes are impossible without feminine upheaval. Social progress can be measured exactly by the social position of the fair sex, the ugly ones included

You can give in to the failure messages and be a bitter deadbeat of excuses. Or you can choose to be happy and positive and excited about life.

It takes a long time to grow young.

The things that come to those that wait may be the things left by those that got there first.

That's the trouble with the world. We all despise ourselves.

Science is the outcome of being prepared to live without certainty and therefore a mark of maturity. It embraces doubt and loose ends.

Our life is frittered away by detail. Simplify, simplify.

To be interested in the changing seasons is . . . a happier state of mind than to be hopelessly in love with spring.

One of the saddest things in life, is the things one remembers.

Old age, especially an honoured old age, has so great authority, that this is of more value than all the pleasures of youth.

A photograph is a moral decision taken in one eighth of a second.

It is not the length of life, but the depth.