Whereas happiness is the highest good, being a realization and perfect practice of virtue, which some can attain, while others have little or none of it, the various qualities of men are clearly the reason why there are various kinds of states and many forms of government; for different men seek after happiness in different ways and by different means, and so make for themselves different modes of life and forms of government.

If then nature makes nothing without some end in view, nothing to no purpose, it must be that nature has made all of them for the sake of man.

You are what you do repeatedly.

Man's best friend is one who wishes well to the object of his wish for his sake, even if no one is to know of it.

Youth should be kept strangers to all that is bad, and especially to things which suggest vice or hate. When the five years have passed away, during the two following years they must look on at the pursuits which they are hereafter to learn. There are two periods of life with reference to which education has to be divided, from seven to the age of puberty, and onwards to the age of one and twenty.

Think as wise men do, but speak as the common people do.

Some believe it to be just friends wanting, as if to be healthy enough to wish health.