[On Dutch flat poetry]: It is too smooth and blubbery; it reads like butter-milk gurgling from a jug.

Every man is a moon; he has a side no one sees.

The worst thing you can do to a man is to tell him he can have what he wants.

The physician who knows only medicine, knows not even medicine.

The devil's aversion to holy water is a light matter compared with a despots dread of a newspaper that laughs.

I have spent most of my life worrying about things that have never happened.

Kindness is the language which the deaf can hear and the blind can see.