When he to whom one speaks does not understand, and he who speaks himself does not understand, that is Metaphysics.

Common sense is not so common.

We offer up prayers to god only because we have made him after our own image. We treat him like a pasha, or a sultan, who is capable of being exasperated and appeased.

I advise you to go on living solely to enrage those who are paying your annuities. It is the only pleasure I have left.

It is reported in the supplement of the council of Nicæan that the fathers, being very perplexed to know which were the cryphal or apocryphal books of the Old and New Testaments, put them all pell-mell on an altar, and the books to be rejected fell to the ground. It is a pity that this eloquent procedure has not survived.

There is an astonishing imagination, even in the science of mathematics. ... We repeat, there was far more imagination in the head of Archimedes than in that of Homer.

I have chosen to be happy because it is goo for my health.