“I am certainly interested in a tribunal in which, for having used my reason, I was deemed little less than a heretic.”

Who would dare assert that we know all there is to be known?

It is surely harmful to souls to make it a heresy to believe what is proved.

Knowing thyself, that is the greatest wisdom.

Philosophy is written in that great book which ever lies before our eyes. I mean the universe, but we cannot understand it if we do not first learn the language and grasp the symbols, in which it is written.

The nature of the human mind is such that unless it is stimulated by images of things acting upon it from without, all remembrance of them passes easily away.

We cannot teach people anything; we can only help them discover it within themselves.

Holy Scripture could never lie or err…its decrees are of absolute and inviolable truth.

Holy Scripture could never lie or err…its decrees are of absolute and inviolable truth.

Nature is written in mathematical language.

Nothing occurs contrary to nature except the impossible, and that never occurs.

God is known by nature in his works, and by doctrine in his revealed word.

In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual.

I’ve loved the stars too fondly to be fearful of the night.

The greatest wisdom is to get to know oneself.

I have never met a man so ignorant that I couldn’t learn something from him.

In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

Things that are not at all, are never lost.

And again: No more gods! no more gods! Man is King, Man is God! – But the great Faith is Love!

Coming home to yourself is the process of remembrance.

Behind every cloud is another cloud.

Because maybe, in a way, we didn’t leave it behind nearly as much as we might once have thought. Because somewhere underneath, a part of us stayed like that: fearful of the world around us, and no matter how much we despised ourselves for it–unable quite to let each other go.

Falsehood flies, and the truth comes limping after it.

I keep six honest serving men (they taught me all i knew); Theirs names are What and Why and When And How And Where and Who.

The various opinions of philosophers have scattered through the world as many plagues of the mind as Pandora’s box did those of the body; only with this difference, that they have not left hope at the bottom.