The past is the best prophet of the future.

In the survival of favoured individuals and races, during the constantly-recurring struggle for existence, we see a powerful and ever-acting form of selection.

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

Everything existing in the universe is the fruit of chance and necessity.

Each person must live their life as a model for others.

Your belief in God is merely an escape from your monotonous, stupid and cruel life.

History is the devil's scripture.

A woman may very well form a friendship with a man, but for this to endure, it must be assisted by a little physical antipathy.

Life is not divided into semesters. You don't get summers off and very few employers are interested in helping you find yourself.

Don't be concerned others not appreciating you. Be concerned about your not appreciating others.

If it is worth doing, it is worth overdoing.

On stage, I make love to 25,000 different people, then I go home alone.

Everything we do is infused with the energy with which we do it. If we're frantic, life will be frantic. If we're peaceful, life will be peaceful. And so our goal in any situation becomes inner peace.

To protect our freedoms, it seems we're going to have to relinquish some of our freedoms for a short period of time.

Life is not a problem to be solved, but a reality to be experienced.

In every tragedy, an element of comedy is preserved. Comedy is just tragedy reversed.

The life of inner peace, being harmonious and without stress, is the easiest type of existence.

You can find the entire cosmos lurking in its least remarkable objects.

If you want a happy ending, that depends, of course, on where you stop your story.

Even truth needs to be clad in new garments if it is to appeal to a new age.

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