Alas! how can we always resist? The devil tempts us, and the flesh is weak.

All thinkers have about the same principles, and form but one republic.

The Devil and Love are but one.

Shun idleness: it is the rust that attaches itself to the most brilliant metals.

Prejudice is the reason of fools.

O Truth! pure and sacred virgin, when wilt thou be worthily revered? O Goddess who instructs us, why didst thou put thy palace in a well? When will our learned writers, alike free from bitterness and from flattery, faithfully teach us life?

It is very strange that men should deny a creator and yet attribute to themselves the power of creating eels.

What a pity and what a poverty of spirit, to assert that beasts are machines deprived of knowledge and sentiment, which affect all their operations in the same manner, which learn nothing, never improve, &c. [...] Some barbarians seize this dog, who so prodigiously excels man in friendship, they nail him to a table, and dissect him living, to show the mezarian veins. You discover in him all the same organs of sentiment which are in yourself. Answer me, machinist, has nature arranged all the springs of sentiment in this animal that he should not feel? Has he nerves to be incapable of suffering? Do not suppose this impertinent contradiction in nature. [...] The animal has received those of sentiment, memory, and a certain number of ideas. Who has bestowed these gifts, who has given these faculties? He who has made the herb of the field to grow, and who makes the earth gravitate towards the sun.

The institution of religion exists only to keep mankind in order, and to make men merit the goodness of God by their virtue. Everything in a religion which does not tend towards this goal must be considered foreign or dangerous.

A testimony is sufficient when it rests on: 1st. A great number of very sensible witnesses who agree in having seen well. 2d. Who are sane, bodily and mentally. 3d. Who are impartial and disinterested. 4th. Who unanimously agree. 5th. Who solemnly certify to the fact.