Beauty perishes in life, but is immortal in art.

In my many years I have come to a conclusion that one is useless man is a shame, two is a law firm, and three or more is a congress.

There is nothing happens to any person but what was in his power to go through with.

Those who forget good and evil and seek only to know the facts are more likely to achieve good than those who view the world through the distorting medium of their own desires.

To every action there is always opposed an equal reaction: or, the mutual actions of two bodies upon each other are always equal, and directed to contrary parts.

Pain is certain, suffering is optional.

Reality doesn't go away when it is ignored.

We always like those who admire us; we do not always like those whom we admire.

Everything good is costly and the development of the personality is one of the most costly of all things. It will cost you your innocence, your illusions, your certainty.