A body in motion can maintain this motion only if it remains in contact with a mover.

Happiness belongs to the self sufficient.

Opinion involves belief (for without belief in what we opine we cannot have an opinion), and in the brutes though we often find imagination we never find belief.

There are two distinctive peculiarities by reference to which we characterize the soul (1) local movement and (2) thinking, discriminating, and perceiving. Thinking both speculative and practical is regarded as akin to a form of perceiving; for in the one as well as the other the soul discriminates and is cognizant of something which is.

For the more limited, if adequate, is always preferable.

Remember that time slurs over everything, let all deeds fade, blurs all writings and kills all memories. Exempt are only those which dig into the hearts of men by love.

We become just by the practice of just actions, self-controlled by exercising self-control, and courageous by performing acts of courage.