Two truths cannot contradict one another.

Galileo Galilei

To be humane, we must ever be ready to pronounce that wise, ingenious and modest statement 'I do not know'.

Galileo Galilei

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

Galileo Galilei

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

Galileo Galilei

Where the senses fail us, reason must step in.

Galileo Galilei

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

Galileo Galilei

Nature is written in mathematical language.

Galileo Galilei

The laws of nature are written by the hand of God in the language of mathematics.

Galileo Galilei

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

Galileo Galilei

Mathematics is the language with which God has written the universe.

Galileo Galilei

The Bible shows the way to go to heaven, not the way the heavens go.

Galileo Galilei

There are those who reason well, but they are greatly outnumbered by those who reason badly.

Galileo Galilei