Over all the mountain tops is peace.

It matters little whether a man be mathematically or philologically or artistically cultivated, so he be but cultivated.

I am not omniscient, but I know a lot.

Girls we love for what they are; young men for what they promise to be.

Without my attempts in natural science, I should never have learned to know mankind such as it is. In nothing else can we so closely approach pure contemplation and thought, so closely observe the errors of the senses and of the understanding, the weak and strong points of character.

One always has time enough, if one will apply it well.

There are but two roads that lead to an important goal and to the doing of great things: strength and perseverance. Strength is the lot of but a few privileged men; but austere perseverance, harsh and continuous, may be employed by the smallest of us and rarely fails of its purpose, for its silent power grows irresistibly greater with time.