It Is A Primitive Form Of Thought

An Electron Is No More (and No Less) Hypothetical Than A Star. Nowadays We Count Electrons One By One In A Geiger Counter, As We Count The Stars One By One On A Photographic Plate.

The Mathematics Is Not There Till We Put It There.

What Is Possible In The Cavendish Laboratory May Not Be Too Difficult In The Sun.

Never Accept A Fact Until It Has Been Verified By Theory.

Schrödinger's Wave-mechanics Is Not A Physical Theory, But A Dodge - And A Very Good Dodge Too.