The obligations of law and equity reach only to mankind; but kindness and beneficence should be extended to the creatures of every species, and these will flow from the breast of a true man, as streams that issue from the living fountain.

Cato used to assert that wise men profited more by fools than fools by wise men; for that wise men avoided the faults of fools, but that fools would not imitate the good examples of wise men.

Prosperity is no just scale; adversity is the only balance to weigh friends.

A good man will take care of his horses and dogs, not only while they are young, but when old and past service.

Cato requested old men not to add the disgrace of wickedness to old age, which was accompanied with many other evils.

And Archimedes, as he was washing, thought of a manner of computing the proportion of gold in King Hiero's crown by seeing the water flowing over the bathing-stool. He leaped up as one possessed or inspired, crying, "I have found it! Eureka!".

The whole of life is but a moment of time. It is our duty, therefore to use it, not to misuse it.