The mathematical sciences particularly exhibit order symmetry and limitations; and these are the greatest forms of the beautiful.

Every art and every inquiry, and similarly every action and pursuit, is thought to aim at some good; and for this reason the good has rightly been declared to be that at which all things aim.

Friends are an aid to the young, to guard them from error; to the elderly, to attend to their wants and to supplement their failing power of action; to those in the prime of life, to assist them to noble deeds.

For as the eyes of bats are to the blaze of day, so is the reason in our soul to the things which are by nature most evident of all.

Now the goodness that we have to consider is clearly human goodness, since the good or happiness which we set out to seek was human good and human happiness. But human goodness means in our view excellence of soul, not excellence of body.

We must no more ask whether the soul and body are one than ask whether the wax and the figure impressed on it are one.

Happiness is the settling of the soul into its most appropriate spot.