Life is not an exact science, it is an art.

What goes up must come down.

Amnesty is as good for those who give it as for those who receive it. It has the admirable quality of bestowing mercy on both sides.

The pleasure of the moment begins to wither almost as soon as it blossoms; our pleasures are soon swallowed up in time's relentless torrent.

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

Life is a succession of lessons which must be lived to be understood.

I desire to live in peace and to continue the life I have begun under the motto 'to live well you must live unseen'

If I get married, I want to be very married.

It is only because of problems that we grow mentally and spiritually.

The doctor of the future will give no medicine, but will interest her or his patients in the care of the human frame, in a proper diet, and in the cause and prevention of disease.

Don't let making a living prevent you from making a life.

Life is a disease, brother, and death begins already at birth. Every breath, every heartbeat, is a moment of dying - a little shove toward the end.

Every person who ever thought he had a right to assert, and went boldly and asserted it, himself, or jointly with others that shared his convictions, was a direct actionist.

Each life makes its own immitation of immortality.

There is one common struggle against those who have appropriated the earth, the money, and the machines.

Where there is love there is life.

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

There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is a miracle.

Time is the best killer.

Let the guarantee of free speech be in every man's determination to use it, and we shall have no need of paper declarations.

The true value of a human being is determined primarily by the measure and the sense in which he has attained to liberation from the self.