He who knoweth his own self, knoweth God.

I have far more respect for the person with a single idea who gets there than for the person with a thousand ideas who does nothing

A moral being is one who is capable of reflecting on his past actions and their motives - of approving of some and disapproving of others

What is written without effort is in general read without pleasure.

One who deceives will always find those who allow themselves to be deceived.

In life, you need either inspiration or desperation.

No one ever teaches well who wants to teach, or governs well who wants to govern.

I am a lover of truth, a worshipper of freedom, a celebrant at the altar of language and purity and tolerance.

Let silence be the art you practice.

If I have seen further it is by standing on the shoulders of Giants.

Every work of art is an uncommitted crime.

Good friends, good books and a sleepy conscience: this is the ideal life.

When I go, God's going to have to give up his favourite chair.

Those who restrain desire do so because theirs is weak enough to be restrained.

Only a woman can make you feel wrong for doing something right.

Science is the most reliable guide for civilization, for life, for success in the world. Searching a guide other than the science is meaning carelessness, ignorance and heresy.

I am not bound to win, but I am bound to be true. I am not bound to succeed, but I am bound to live by the light that I have. I must stand with anybody that stands right, and stand with him while he is right, and part with him when he goes wrong.

If you want to know what a man's like, take a good look at how he treats his inferiors, not his equals.

Luxury is not a necessity to me, but beautiful and good things are.

Destiny is not a passive agent that lies in the lap of the Gods, but is an active instrument that lies in your own hands to shape as you will.

It is better to be feared than loved, if you cannot be both.