Do not consider painful what is good for you.

He who requires much from himself and little from others, will keep himself from being the object of resentment.

When gentle persuasion [of children] falls on deaf ears, we resort to ridicule and rebuke. Then we return to threats and punishment. This is the modus operandi of a mutual frustration society.

Perfect discipline requires recognition of infallibility. Infallibility requires the observance of discipline.

If men live decently it is because discipline saves their very lives for them.

Discipline is the refining fire by which talent becomes ability.