Love is not the stupidest thing a man does, but it cannot be blamed on gravity.

In matters of trust and justice there can be no distinction between big problems and small, for the general principles which determine the conduct of men are indivisible. Whoever is careless with the truth in small matters cannot be trusted in important affairs.

Everything is determined, the beginning as well as the end, by forces over which we have no control. It is determined for the insect, as well as for the star. Human beings, vegetables, or cosmic dust, we all dance to a mysterious tune, intoned in the distance by an invisible piper.

Everyday is an oportunity to make a new happy ending.

The true value of a human being can be found in the degree to which he has attained liberation from the self.

For an idea which, at first, does not seem absurd, there is no hope.

Ethical axioms are found and tested not very differently from the axioms of science. Truth is what stands the test of experience.