Ipsa scientia potestas est. (Knowledge itself is power.)

Generally he perceived in men of devout simplicity this opinion: that the secrets of nature were the secrets of God, part of that glory into which man is not to press too boldly.

For it is not possible to join serpentine wisdom with columbine innocence, except men know exactly all the conditions of the serpent: his baseness and going upon his belly, his volubility and lubricity, his envy and sting, and the rest; that is, all forms and natures of evil: for without this, virtue lieth open and unfenced.

If you can talk about it, why paint it?

In order for the light to shine so brightly, the darkness must be present.

I had rather believe all the Fables in the Legend, and the Talmud, and the Alcoran, than that this universal frame is without a Mind.

For the chain of causes cannot by any force be loosed or broken, nor can nature be commanded except by being obeyed.