Another alternative would have been to give you what’s called a popular-scientific lecture, that is a lecture intended to make you believe that you u… - Ludwig Wittgenstein

The less somebody knows and understands himself the less great he is, however great may be his talent. For this reason our scientists are not great.

A man's thinking goes on within his consciousness in a seclusion in comparison with which any physical seclusion is an exhibition to public view.

"303. "I can only believe that someone else is in pain, but I know it if I am." — Yes: one can make the decision to say "I believe he is in pain" instead of "He is in pain". But that is all. — — What looks like an explanation here, or like a statement about a mental process, is in truth an exchange of one expression for another which, while we are doing philosophy, seems the more appropriate one.
Just try — in a real case — to doubt someone else's fear or pain."