Go out in the world and work like money doesn't matter, sing as if no one is listening, love as if you have never been hurt, and dance as if no one is watching.

He had, they said, tasted in succession all the apples of the tree of knowledge, and, whether from hunger or disgust, had ended by tasting the forbidden fruit.

Everything being a constant carnival, there is no carnival left.

There is something more terrible than a hell of suffering--a hell of boredom.

Never laugh at those who suffer; suffer sometimes those who laugh.

What is fright by night is curiosity by day.

Because a fact seems strange to you, you conclude that it is not one. ... All science, however, commences by being strange. Science is successive. It goes from one wonder to another. It mounts by a ladder. The science of to-day would seem extravagant to the science of a former time. Ptolemy would believe Newton mad.