Men acquire a particular quality by constantly acting in a particular way.

Men acquire a particular quality by constantly acting a particular way. You become just by performing just actions, temperate by performing temperate actions, brave by performing brave actions.

We should behave to our friends as we would wish our friends to behave to us

The quality of life is determined by its activities.

Quality is not an act, it is a habit.

Persistence is the twin sister of excellence. One is a matter of quality; the other, a matter of time.