Philosophy limits the thinkable and therefore the unthinkable.

In the world everything is as it is and happens as it does happen. In it, there is no value, - and if there were, it would be of no value.

What Copernicus really achieved was not the discovery of a true theory but of a fertile new point of view.

Hell isn't other people. Hell is yourself.

Philosophy just puts everything before us, and neither explains nor deduces anything.-Since everything lies open to view there is nothing to explain

You must always be puzzled by mental illness. The thing I would dread most, if I became mentally ill, would be your adopting a common sense attitude; that you could take it for granted that I was deluded.

The difference between a good and a poor architect is that the poor architect succumbs to every temptation and the good one resists it.