Necessities can be many, but the one that is stronger is that which constrains you to win or to die.

It is a true observation of ancient writers, that as men are apt to be cast down by adversity, so they, are easily satiated with prosperity, and that joy and grief produce the same effects. For whenever men are not obliged by necessity to fight they fight from ambition, which is so powerful a passion in the human breast that however high we reach we are never satisfied.

There are three kinds of minds: first those that attain insight and understanding of things by their own means, then those that recognize what is right when others explain it to them, and finally those that are capable of neither one nor the other.

A prince must not have any objective nor any thought, nor take up any art, other than the art of war and its ordering and discipline; because it is the only art that pertains to him who commands. And it is of such virtue that not only does it maintain those who were born princes, but many times makes men rise to that rank from private station.

Speaking generally, men are ungrateful, fickle, hypocritical, fearful odanger and covetous ogain.

It is the duty of a man of honor to teach others the good which he has not been able to do himself because of the malignity of the times, that this good finally can be done by another more loved in heaven.

To keep your actions and your plans secret always has been a very good thing . .. Marcus Crassus said to one who asked him when he was going to move the army: 'Do you believe that you will be the only one not to hear the trumpet?