The art of wealth-getting which consists in household management, on the one hand, has a limit; the unlimited acquisition of wealth is not its business. And therefore, in one point of view, all riches must have a limit; nevertheless, as a matter of fact, we find the opposite to be the case; for all getters of wealth increase their hard coin without limit.

Excellence or virtue in a man will be the disposition which renders him a good man and also which will cause him to perform his function well.

That rule is the better which is exercised over better subjects.

All art is concerned with coming into being; for it is concerned neither with things that are, or come into being by necessity, nor with things that do so in accordance with nature.

Our virtues are voluntary (and in fact we are in a sense ourselves partly the cause of our moral dispositions, and it is our having a certain character that makes us set up an end of a certain kind), it follows that our vices are voluntary also; they are voluntary in the same manner as our virtues.

Not to know of what things one should demand demonstration, and of what one should not, argues want of education.

Indeed, we may go further and assert that anyone who does not delight in fine actions is not even a good man.