If the truth contradicts deeply held beliefs, that is too bad.

Scientists, especially when they leave the particular field in which they are specialized, are just as ordinary, pig-headed, and unreasonable as everybody else, and their unusually high intelligence only makes their prejudices all the more dangerous.

If the truth contradicts deeply held beliefs, that is too bad.

I always felt that a scientist owes the world only one thing, and that is the truth as he sees it.

They show that roughly two-thirds of a group of neurotic patients will recover or improve to a marked extent within about two years of the onset of their illness, whether they are treated by means of psychotherapy or not.

The more psychotherapy, the smaller the recovery rate.

Psychotherapy is the prostitution of friendship.