“I should not like my writing to spare other people the trouble of thinking. But, if possible, to stimulate someone to thoughts of his own.”

“If anyone is unwilling to descend into himself, because this is too painful, he will remain superficial in his writing. . . If I perform to myself, then it’s this that the style expresses. And then the style cannot be my own. If you are unwilling to know what you are, your writing is a form of deceit.”

“It is not humanly possible to gather immediately from it what the logic of language is. Language disguises thought.”

“What is troubling us is the tendency to believe that the mind is like a little man within.”

“An honest religious thinker is like a tightrope walker. He almost looks as though he were walking on nothing but air. His support is the slenderest imaginable. And yet it really is possible to walk on it.”

“I act with complete certainty. But this certainty is my own.”

“If a blind man were to ask me “Have you got two hands?” I should not make sure by looking. If I were to have any doubt of it, then I don’t know why I should trust my eyes. For why shouldn’t I test my eyes by looking to find out whether I see my two hands? What is to be tested by what?”