Soon you will have forgotten the world, and soon the world will have forgotten you.

We are born for cooperation, as are the feet, the hands, the eyelids, and the upper and lower jaws.

Things that have a common quality ever quickly seek their kind.

Once you have done a man a service, what more reward would you have? Is it not enough to have obeyed the laws of your own nature, without expecting to be paid for it?

A man should be upright, not kept upright.

It is not the weight of the future or the past that is pressing upon you, but ever that of the present alone. Even this burden, too, can be lessened if you confine it strictly to its own limits.

It is not death that a man should fear, but he should fear never beginning to live.