One can mistrust one's own senses, but not one's own belief.

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.

The aspects of a thing that are most important to us are hidden to us because of their simplicity and familiarity.

If, for example, you were to think more deeply about death, then it would be truly strange if, in so doing, you did not encounter new images.

At the end of reasons comes persuasion.

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

With my full philosophical rucksack I can only climb slowly up the mountain of mathematics.