Where you stand depends on where you sit.

A scholar who cherishes the love of comfort is not fit to be deemed a scholar.

To be wronged is nothing unless you continue to remember it.

Stubborn and ardent clinging to one's opinion is the best proof of stupidity.

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

Each problem that I solved became a rule which served afterwards to solve other problems.

It is always advisable to perceive clearly our ignorance.

Courage, above all things, is the first quality of a warrior.

Confidence is contagious. So is lack of confidence.

Let no man pull you low enough to hate him.

Promises are like crying babies in a theater, they should be carried out at once.

One of the truest tests of integrity is its blunt refusal to be compromised.

Not everything that can be counted counts, and not everything that counts can be counted.

If we can really understand the problem, the answer will come out of it, because the answer is not separate from the problem.

Time wounds all heels.

One must wait until the evening to see how splendid the day has been.

Immoderate desire is the mark of a child, not a man.

Moderation in temper is always a virtue; but moderation in principle is always a vice.

If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.

Never do anything when you are in a temper, for you will do everything wrong.

Tis very certain the desire of life prolongs it.