A person who is good for anything ought not to calculate the chance of living or dying; he or she ought only to consider whether in doing anything he or she is doing right or wrong- acting the part of a good person or a bad person.

The science [geometry] is pursued for the sake of the knowledge of what eternally exists, and not of what comes for a moment into existence, and then perishes.

The purpose of education is to give to the body and to the soul all the beauty and all the perfection of which they are capable.

He who is not a good servant will not be a good master.

When there is an income tax, the just man will pay more and the unjust less on the same amount of income.

It is fear and terror that make all men brave, except the philosophers. Yet it is illogical to be brave through fear and cowardice.

No man's nature is able to know what is best for the social state of man; or, knowing, always able to do what is best.