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

Do not erase the designs the child makes in the soft wax of his inner life.

Don't cry for a man who's left you - the next one may fall for your smile.

The happiest is the person who suffers the least pain; the most miserable who enjoys the least pleasure.

There are two tragedies in life. One is to lose your heart's desire. The other is to gain it.

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

The historian looks backward. In the end he also believes backward.

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

Everything passes. Nobody gets anything for keeps. And that's how we've got to live.

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

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

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

Life should be great rather than long.

Mastery of the emotions is fundamental to a virtuous life.

I can't help thinking that there are only one or two ways of being brought into this world, but there are so many fucked-up ways of leaving it.

Life is too short for long-term grudges.

The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference

All good things which exist are the fruits of originality.

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

The nicest thing for me is sleep, then at least I can dream.

Never, ever underestimate the power of 'Id Like that.