Science is not a taxi-cab that we can get in and out of whenever we like. - Arthur Schopenhauer

In savage countries they eat one another, in civilized they deceive one another; and that is what people call the way of the world!

Pleasure is never as pleasant as we expected it to be and pain is always more painful. The pain in the world always outweighs the pleasure. If you don't believe it, compare the respective feelings of two animals, one of which is eating the other.

Allerdings ist das Leben nicht eigentlich da, um genossen, sondern um überstanden, abgethan zu werden...