A youth is to be regarded with respect.

A happy union with wife and child is like the music of lutes and harps.

Is virtue a thing remote? I wish to be virtuous, and lo! Virtue is at hand.

Those people who develop the ability to continuously acquire new and better forms of knowledge that they can apply to their work and to their lives will be the movers and shakers in our society for the indefinite future.

To know is to know that you know nothing. That is the meaning of true knowledge.

To prefer it is better than to only know it. To delight in it is better than merely to prefer it.

There are three things to beware of through life: when a man is young, let him beware of his appetites; when he is middle-aged, of his passions; and when old, of covetousness, especially.