Think as the wise men think, but talk like the simple people do.

He who can be, and therefore is, another's, and he who participates in reason enough to apprehend, but not to have, is a slave by nature.

Happiness does not consist in amusement. In fact, it would be strange if our end were amusement, and if we were to labor and suffer hardships all our life long merely to amuse ourselves.... The happy life is regarded as a life in conformity with virtue. It is a life which involves effort and is not spent in amusement.

The pleasures arising from thinking and learning will make us think and learn all the more. 1153a 23

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

Youth loves honor and victory more than money.

...perhaps there is some element of good even in the simple act of living, so long as the evils of existence do not preponderate too heavily.