Quotes by Subject:

Harm

Any man may easily do harm, but not every man can do good to another. - Plato.

Bodily exercise, when compulsory, does no harm to the body; but knowledge which is acquired under compulsion obtains no hold on the mind. - Plato.

I only wish that ordinary people had an unlimited capacity for doing harm; then they might have an unlimited power for doing good. – Socrates.

There is no harm in repeating a good thing. - Plato.

Wise men learn by others’ harms, fools scarcely by their own. - Benjamin Franklin.