I think that in the discussion of natural problems we ought to begin not with the Scriptures, but with experiments, and demonstrations.
Galileo Galilei

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

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

You cannot teach a man anything; you can only help him discover it in himself.
Galileo Galilei

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.
Galileo Galilei

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

I've loved the stars too fondly to be fearful of the night.
Galileo Galilei

Measure what is measurable, and make measurable what is not so.
Galileo Galilei