A good scientific theory should be explicable to a barmaid.

It is essential for men of science to take an interest in the administration of their own affairs or else the professional civil servant will step in - and then the Lord help you.

An alleged scientific discovery has no merit unless it can be explained to a barmaid.

Every good laboratory consists of first rate men working in great harmony to insure the progress of science; but down at the end of the hall is an unsociable, wrong-headed fellow working on unprofitable lines, and in his hands lies the hope of discovery.

That which is not measurable is not science. That which is not physics is stamp collecting.

A good scientific theory should be explicable to a barmaid.

[From uranium] there are present at least two distinct types of radiation one that is very readily absorbed, which will be termed for convenience the α radiation, and the other of a more penetrative character, which will be termed the β radiation.