All science is born from mistakes before truth, and the mistakes before are better than the mistakes after. -Walpos

The only purpose of science is to alleviate the pain of human existence, and scientists should think for most people. Galileo

We should love science, because nothing is more powerful and invincible than science. Gorky

Learning knowledge should be good at thinking, thinking and thinking again. This is how I became a scientist. -Einstein

Fantasy is the wings of a poet, and hypothesis is the ladder of science. -Goethe