Hope is a waking dream.
Love is composed of a single soul inhabiting two bodies.
I count him braver who overcomes his desires than him who conquers his enemies; for the hardest victory is over self.
Those that know, do. Those that understand, teach.
Nature does nothing in vain.
Plato is dear to me, but dearer still is truth.
He who is to be a good ruler must have first been ruled.
The energy of the mind is the essence of life.
The generality of men are naturally apt to be swayed by fear rather than reverence, and to refrain from evil rather because of the punishment that it brings than because of its own foulness.
The secret to humor is surprise.
We cannot learn without pain.
Nature does nothing uselessly.
We praise a man who feels angry on the right grounds and against the right persons and also in the right manner at the right moment and for the right length of time.
A friend to all is a friend to none.
A tyrant must put on the appearance of uncommon devotion to religion. Subjects are less apprehensive of illegal treatment from a ruler whom they consider god-fearing and pious. On the other hand, they do less easily move against him, believing that he has the gods on his side.
Moral excellence comes about as a result of habit. We become just by doing just acts, temperate by doing temperate acts, brave by doing brave acts.
Well begun is half done.
Criticism is something we can avoid easily by saying nothing, doing nothing, and being nothing.
Mothers are fonder than fathers of their children because they are more certain they are their own.
Happiness is the meaning and the purpose of life, the whole aim and end of human existence.
Learning is not child's play; we cannot learn without pain.
The wise man does not expose himself needlessly to danger, since there are few things for which he cares sufficiently; but he is willing, in great crises, to give even his life - knowing that under certain conditions it is not worthwhile to live.
The moral virtues, then, are produced in us neither by nature nor against nature. Nature, indeed, prepares in us the ground for their reception, but their complete formation is the product of habit.
The most perfect political community is one in which the middle class is in control, and outnumbers both of the other classes.
The one exclusive sign of thorough knowledge is the power of teaching.