There's a fine line between genius and insanity. I have erased this line.

There's a fine line between genius and insanity. I have erased this line.

The man who graduates today and stops learning tomorrow is uneducated the day after.

The man who graduates today and stops learning tomorrow is uneducated the day after.

There are lots of people who cannot think seriously without injuring their minds.

There are lots of people who cannot think seriously without injuring their minds.

In much wisdom is much grief; and he that increaseth knowledge increaseth sorrow.

In much wisdom is much grief; and he that increaseth knowledge increaseth sorrow.

Civilization rests on a set of promises; if the promises are broken too often, the civilization dies, no matter how read more

Civilization rests on a set of promises; if the promises are broken too often, the civilization dies, no matter how rich it may be, or how mechanically clever. Hope and faith depend on the promises; if hope and faith go, everything goes.

Interest makes some people blind, and others quick-sighted.

Interest makes some people blind, and others quick-sighted.

At night, when the curtains are drawn and the fire flickers, my books attain a collective dignity.

At night, when the curtains are drawn and the fire flickers, my books attain a collective dignity.

Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.

Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that.

The healthy, the strong individual, is the one who asks for help when he needs it. Whether he has an read more

The healthy, the strong individual, is the one who asks for help when he needs it. Whether he has an abscess on his knee or in his soul.