It seems to me a fundamental dishonesty, and a fundamental treachery to intellectual integrity to hold a belief because you think it's useful and not because you think it's true.
Bertrand RussellThe search for something permanent is one of the deepest of the instincts leading men to philosophy.
Bertrand RussellThe root of the matter is a very simple and old fashioned thing... love or compassion. If you feel this, you have a motive for existence, a guide for action, a reason for courage, an imperative necessity for intellectual honesty.
Bertrand Russell