To prejudge other men's notions before we have looked into them is not to show their darkness but to put out our own eyes.
John LockeOne unerring mark of the love of truth is not entertaining any proposition with greater assurance than the proofs it is built upon will warrant.
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 LockeAll men are liable to error; and most men are, in many points, by passion or interest, under temptation to it.
John Locke