Courage, not cleverness; not even inspiration, is the grain of mustard that grows up to be a great tree.

Talent is a spring from which fresh water always flows.- But this spring is worthless if no good use is made of it.

Since social relationships are always ambiguous, since my thought is only a unit, since my thoughts create rifts as much as they unite, since my words establish contacts by being spoken and create isolation by remaining unspoken, since an immense moat separates the subjective certitude that I have for myself from the objective reality that I represent to others, since I never stop finding myself guilty even though I feel I am innocent.

A main cause of philosophical disease-an unbalanced diet: one nourishes one's thinking with only one kind of example.

I am my world.

Most of the propositions and questions to be found in philosophical works are not false but nonsensical.

Suppose someone follows the series "1,3,5,7, ..", and in writing the series 2x+1; and he asked himself "But am I always doing the same thing, or something different every time?" If from one day to the next someone promises: "Tomorrow I will give up smoking", does he say the same thing every day, or every day something different?