Human good turns out to be activity of soul exhibiting excellence, and if there is more than one sort of excellence, in accordance with the best and most complete.Foroneswallowdoesnot makea summer, nor does one day; and so too one day, or a short time, does not make a man blessed and happy.

When...we, as individuals, obey laws that direct us to behave for the welfare of the community as a whole, we are indirectly helping to promote the pursuit of happiness by our fellow human beings.

Knowing yourself is the beginning of all wisdom.

But nature flies from the infinite; for the infinite is imperfect, and nature always seeks an end.

Men agree that justice in the abstract is proportion, but they differ in that some think that if they are equal in any respect they are equal absolutely, others that if they are unequal in any respect they should be unequal in all. The only stable principle of government is equality according to proportion, and for every man to enjoy his own.

While fiction is often impossible, it should not be implausible.

Music has the power of producing a certain effect on the moral character of the soul, and if it has the power to do this, it is clear that the young must be directed to music and must be educated in it.