Of all nature's gifts to the human race, what is sweeter to a man than his children?

Friendship is the only point in human affairs concerning the benefit of which all, with one voice, agree.

Lay down this rule of friendship: neither ask nor consent to do what is wrong. The plea, 'for friendship's sake,' is a discreditable one, and should not be admitted for a moment. We should ask from friends and do for friends only what is good.

Who can love the man he fears. or by who he thinks he is himself feared?

Laws are silent in time of war.

I am never less alone than when alone.

Wisdom is not only to be acquired, but enjoyed.