When once a certain class of people has been placed by the temporal and spiritual authorities outside the ranks of those whose life has value, then nothing comes more naturally to men than murder.

The notion of obligations comes before that of rights, which is subordinate and relative to the former. A right is not effectual by itself, but only in relation to the obligation to which it corresponds.

In reality nothing is so beautiful as the good, nothing is so monotonous and boring as evil.

You could not be born at a better period than the present, when we have lost everything.

Joy is being fully aware of reality.

We possess nothing in the world - a mere chance can strip us of everything - except the power to say 'I.

We are only geometricians of matter; the Greeks were, first of all, geometricians in the apprenticeship to virtue.