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.

Happiness, then, is found to be something perfect and self-sufficient, being the end to which our actions are directed.

Where perception is, there also are pain and pleasure, and where these are, there, of necessity, is desire.

Thou wilt find rest from vain fancies if thou doest every act in life as though it were thy last.

The weak are always anxious for justice and equality. The strong pay no heed to either.

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.

That which is impossible and probable is better than that which is possible and improbable.