That the world is, is the mystical.

The logic of the world is prior to all truth and falsehood.

Whereof one cannot speak, thereof one must be silent.

In order to be able to set a limit to thought, we should have to find both sides of the limit thinkable (i.e. we should have to be able to think what cannot be thought).

A serious and good philosophical work could be written consisting entirely of jokes.

The popular scientific books by our scientists aren't the outcome of hard work, but are written when they are resting on their laurels.

Because our goals are not lofty but illusory, our problems are not difficult, but nonsensical.