Love is a fruit in season at all times, and within reach of every hand.

What it lies in our power to do, it lies in our power not to do.

All the nations and peoples are too closely knit together today for any one of them to imagine that it can live apart. Peace has been said to be indivisible, so is freedom, so is prosperity now, and so also is disaster in this one world that can no longer be split into isolated fragments.

My great concern is not whether you have failed, but whether you are content with your failure.

It's when children are 15, 16 or 17 that they decide whether they want to be a doctor, an engineer, a politician or go to the Mars or moon. That is the time they start having a dream, and that's the time you can work on them. You can help them shape their dreams.

If people are good only because they fear punishment, and hope for reward, then we are a sorry lot indeed.

Temperance is a mean with regard to pleasures.

I do not believe in immortality of the individual, and I consider ethics to be an exclusively human concern with no superhuman authority behind it.  

If money help a man to do good to others, it is of some value; but if not, it is simply a mass of evil, and the sooner it is got rid of, the better.

It is better to be violent, if there is violence in our hearts, than to put on the cloak of nonviolence to recover impotence.

Hence poetry is something more philosophic and of graver import than history, since its statements are rather of the nature of universals, whereas those of history are singulars.

The purpose of our lives is to be happy.