If the Communists win Europe and a large part of the world, it will not be because they know how to stir up discontent or how to infect people with hatred, but because they know how to preach hope.

There is perhaps no better way of measuring the natural endowment of a soul than by its ability to transmute dissatisfaction into a creative impulse.

We have to adjust ourselves, and every radical adjustment is a crisis in self-esteem: we undergo a test, we have to prove ourselves.

To wrong those we hate is to add fuel to our hatred. Conversely, to treat an enemy with magnanimity is to blunt our hatred for him.

To change everything, simply change your attitude.

Add a few drops of venom to a half truth and you have an absolute truth.

To believe that if only we had this or that we would be happy, or to pursue any excessive desire, diverts us from seeing that happiness depends on an adequate self.