It takes a clever man to turn cynic and a wise man to be clever enough not to.
Think like a wise man but communicate in the language of the people.
Nothing can confound a wise man more than laughter from a dunce.
The shallow consider liberty a release from all law, from every constraint. The wise man sees in it, on the contrary, the potent Law of Laws.
It is a wise man that does know the contented man is never poor, whilst the discontented man is never rich.
A wise man, when he writes a book, sets forth his arguments fully and clearly; an enlightened ruler, when he makes his laws, sees to it that every contingency is provided for in detail.
A single conversation across the table with a wise man is better than ten years mere study of books.
From the errors of others, a wise man corrects his own.
Wise kings generally have wise counselors; and he must be a wise man himself who is capable of distinguishing one.
A wise man is cured of ambition by ambition itself; his aim is so exalted that riches, office, fortune and favour cannot satisfy him.
For the wise man looks into space and he knows there is no limited dimensions.
The wise man does at once what the fool does finally.
The fool doth think he is wise, but the wise man knows himself a fool.
Talking and eloquence are not the same: to speak and to speak well are two things. A fool may talk, but a wise man speaks.
There is only a finger's difference between a wise man and a fool.
A fool thinks himself to be wise, but a wise man knows himself to be a fool.
He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has.
The most hateful human misfortune is for a wise man to have no influence.
All this worldly wisdom was once the unamiable heresy of some wise man.
The only question which any wise man can ask himself, and which any honest man will ask himself, is whether a doctrine is true or false.