It is the mark of an educated mind to be able to entertain a thought without accepting it.

• education
• thought

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.

• character
• virtue
• habit

Excellence is an art won by training and habituation. We do not act rightly because we have virtue or excellence, but we rather have those because we have acted rightly. We are what we repeatedly do. Excellence, then, is not an act, but a habit.

• discipline
• habit
• excellence
• practice

Dignity consists not in possessing honors, but in the consciousness that we deserve them.

• self esteem

The proof that you know something is that you are able to teach it.

• education
• knowledge

Moral excellence comes about as a result of habit. We become just by doing just acts, temperate by doing temperate acts, brave by doing brave acts.

• character
• habit
• self improvement

Pleasure in the job puts perfection in the work.

• work
• perfection

Anyone can become angry. That is easy. But to become angry with the right person, to the right degree, at the right time, for the right purpose, and in the right way - that is not easy.

• anger

The beauty of the soul shines out when a man bears with composure one heavy mischance after another, not because he does not feel them, but because he is a man of high and heroic temper.

• character
• adversity

I count him braver who overcomes his desires than him who conquers his enemies; for the hardest victory is the victory over self.

• discipline

For the things we have to learn before we can do them, we learn by doing them.

• education
• practice

Nothing that is what it is by nature can be made different by habituation.

• habit