Firmness or stiffness of the mind is not from adherence to truth, but submission to prejudice.
John LockeThe rising unto place is laborious, and by pains men come to greater pains; and it is sometimes base, and by indignities men come to dignities.
John LockeThe difference, so observable in men's understandings and parts, does not arise so much from their natural faculties, as acquired habits.
John Locke