What lead me more or less directly to the special theory of relativity was the conviction that the electromotive force acting on a body in motion in a magnetic field was nothing else but an electric field.

We may assume the existence of an aether; only we must give up ascribing a definite state of motion to it, i.e. we must by abstraction take from it the last me…

Raffiniert ist der Herrgott, aber boshaft ist er nicht.

How much do I love that noble man More than I could tell with words I fear though he'll remain alone With a holy halo of his own.

Physics has entered a remarkable era. Ideas that were once the realm of science fiction are now entering our theoretical - and maybe even experimental - grasp.…

I came into the room which was half-dark and presently spotted Lord Kelvin in the audience, and realised that I was in for trouble at the last part of my speec…

There is nothing new to be discovered in physics now. All that remains is more and more precise measurement.