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

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.

Mathematics is the key and door to the sciences.

The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.

Nature does not act by means of many things when it can do so by means of a few.

It is a beautiful and delightful sight to behold the body of the Moon.

The deeper I go in considering the vanities of popular reasoning, the lighter and more foolish I find them.

Passion is the genesis of genius.

Earth, turning upon itself, moves round the Sun.

I do not feel obliged to believe that the same God who has endowed us with senses, reason, and intellect has intended us to forego their use.

You cannot teach a man anything, you can only help him find it within himself.

All truths are easy to understand once they are discovered; the point is to discover them.

Two truths cannot contradict one another.

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

In time you may discover everything that can be discovered, and still your progress will only be progress away from humanity.

That sculpture is more admirable than painting for the reason that it contains relief and painting does not is completely false.

I discovered that if one looks a little closer at this beautiful world, there are always red ants underneath.

Make it thy business to know thyself, which is the most difficult lesson in the world

I always want to stay focused on who I am, even as I’m discovering who I am.

Listening only to my instincts, I discovered superb things.

I don’t know what I am. And it’s not important.

If you chuck away too many things, you end up discovering there was value in them.

We may go to the moon, but that’ s not very far. The greatest distance we have to cover still lies within us.

The first and simplest emotion which we discover in the human mind, is curiosity.