Science Quotes

Time travel may be possible, but it is not practical.

Men will gather knowledge no matter what the consequences. Science will go on whether we are pessimistic or optimistic, as I am. More interesting discoveries than we can imagine will be made, and I am awaiting them, full of curiosity and enthusiasm.

I don’t give a damn for anybody’s opinion, I only care about the facts. So I’m not an enthusiast for diversity of opinion where factual matters are concerned.

What I have done is to show that it is possible for the way the universe began to be determined by the laws of science.

The present state of atomic theory is characterized by the fact that we not only believe the existence of atoms to be proved beyond a doubt, but also we even believe that we have an intimate knowledge of the constituents of the individual atoms.

Give me matter, and I will construct a world out of it!

In my studies of astronomy and philosophy I hold this opinion about the universe, that the Sun remains fixed in the centre of the circle of heavenly bodies, without changing its place; and the Earth, turning upon itself, moves round the Sun.

All over the world there are enormous numbers of smart, even gifted, people who harbor a passion for science.

There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.

And you are made of a hundred trillion cells. We are, each of us, a multitude.