Nothing is more dangerous than to stop working. It is a habit that can soon be lost, one that is easily neglected and hard to resume. A measure of day-dreaming is a good thing, like a drug prudently used ... But too much submerges and drowns. Woe to the intellectual worker who allows himself to lapse wholly from positive thinking into day-dreaming. He thinks he can easily change back, and tells himself that it is all one. He is wrong! To substitute day-dreaming for thought is to confuse poison with a source of nourishment.

Where no plan is laid, where the disposal of time is surrendered merely to the chance of incident, chaos will soon reign.

Teach the ignorant as much as you can; society is culpable in not providing a free education for all and it must answer for the night which it produces. If the soul is left in darkness sins will be committed. The guilty one is not he who commits the sin, but he who causes the darkness.

A man without a woman is like a pistol without a trigger; it is the woman who makes the man go off.

The spirit of God, like the sun, always gives all its light at once. The spirit of man resembles the pale moon, which has its phases, its absences and its returns, its lucidity and its spots, its fullness and its disappearance, which borrows all its light from the rays of the sun, and which still dares to intercept them on occasion.

And if it happened to be a Christmas-night when the great bell seemed to rattle in its throat as it called the faithful to the midnight mass, there was such an indescribable air of life spread over the sombre facade that the great door-way looked as if it were swallowing the entire crowd, and the rose-window staring at them.

To breathe Paris is to preserve one's soul.