Air Quote by Arthur Schopenhauer

...The entire preoccupation of the physicist is with things that contain within themselves a principle of movement and rest.

— Aristotle

Physics, beware of metaphysics.

— Isaac Newton

I should consider that I know nothing about physics if I were able to explain only how things might be, and were unable to…

— Rene Descartes

Principles have no real force except when one is well-fed.

— Mark Twain

Theoretical physics is one of the few fields in which being disabled is no handicap - it is all in the mind.

— Stephen Hawking

I don't know why the universe is so determined to keep my feet on the ground.

— Rufus Sewell

There is no place in this new kind of physics both for the field and matter, for the field is the only reality.

— Albert Einstein

Science walks forward on two feet, namely theory and experiment.

— Robert Andrews Millikan

“Physics is the science of motion.”

— Christoph Schiller

Physics is much too hard for physicists.

— David Hilbert

Physics can be difficult sometimes. And by sometimes, I mean always. And by Physics, I mean everything.

— Sam Davis

Force without reason falls of its own weight.

— Horace