A philosopher will not believe what he sees because he is too busy speculating about what he does not see.

A true philosopher is like an elephant; he never puts the second foot down until the first one is solidly in place.

As astronomy is the daughter of idleness, geometry is the daughter of property.

I detest war; it ruins conversation

To be happy, one must have a good stomach and a bad heart.

There are three things I have loved but never understood. Art, music and women.

Nature intends that, at fixed periods, men should succeed each other by the instrumentality of death. We shall never outwit Nature; we shall die as usual.