The future starts today, not tomorrow.

To be able to look back upon ones life in satisfaction, is to live twice.

Style is knowing who you are, what you want to say, and not giving a damn

My art and profession is to live.

The first forty years of life give us the text; the next thirty supply the commentary on it.

Today, more than ever before, life must be characterized by a sense of Universal responsibility, not only nation to nation and human to human, but also human to other forms of life.

Your children are not your children. They are the sons and daughters of Life's longing for itself.

If we couldn't laugh we would all go insane.

Behind every beautiful thing, there's some kind of pain.

People do not like to think. If one thinks, one must reach conclusions. Conclusions are not always pleasant.

The present is theirs; the future, for which I really worked, is mine.

You have to go on and be crazy. Craziness is like heaven.

Live your life as though your every act were to become a universal law.

No passion in the world is equal to the passion to alter someone else's draft.

Life is a difficult game. You can win it only by retaining your birthright to be a person.

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

To live is the rarest thing in the world. Most people exist, that is all.

All my life I have tried to pluck a thistle and plant a flower wherever the flower would grow in thought and mind.

Life belongs to the living, and he who lives must be prepared for changes

Whether I shall turn out to be the hero of my own life, or whether that station will be held by anybody else, these pages must show.

What is that you express in your eyes? It seems to me more than all the words I have read in my life.