Justice is nothing more than the advantage of the stronger.
Knowledge which is acquired under compulsion obtains no hold on the mind.
Between knowledge of what really exists and ignorance of what does not exist lies the domain of opinion. It is more obscure than knowledge, but clearer than ignorance.
Rhetoric is the art of ruling the minds of men.
The elements of instruction should be presented to the mind in childhood, but not with any compulsion.
A man is not learned until he can read, write and swim.