There is nothing at all in the world that one can think of, or even out of it, that can be held good without qualification, except a good will. (Ch. … - Immanuel Kant

Nothing can possibly be conceived in the world, or even out of it, which can be called good, without qualification, except a good will.

...new prejudices will serve as well as old ones to harness the great unthinking masses.

For this enlightenment, however, nothing is required but freedom, and indeed the most harmless among all the things to which this term can properly be applied. It is the freedom to make public use of one's reason at every point. But I hear on all sides, 'Do not argue!' The Officer says: 'Do not argue but drill!' The tax collector: 'Do not argue but pay!' The cleric: 'Do not argue but believe!' Only one prince in the world says, 'Argue as much as you will, and about what you will, but obey!' Everywhere there is restriction on freedom.

It is therefore correct to say that the senses do not err — not because they always judge rightly, but because they do not judge at all.

it is absurd … to hope that maybe another Newton may some day arise, to make intelligible to us even the genesis of but a blade of grass ("Dialectic of Teleological Judgment" §75)