A Theory That You Can't Explain To

Radioactivity Is Shown To Be Accompanied By Chemical Changes In Which New Types Of Matter Are Being Continually Produced. .... The Conclusion Is Drawn That These Chemical Changes Must Be Sub-atomic In Character.

That Which Is Not Measurable Is Not Science. That Which Is Not Physics Is Stamp Collecting.

I've Just Finished Reading Some Of My Early Papers, And You Know, When I'd Finished I Said To Myself, 'rutherford, My Boy, You Used To Be A Damned Clever Fellow.' (1911)

If Your Experiment Needs Statistics, You Ought To Have Done A Better Experiment.

Don't Let Me Catch Anyone Talking About The Universe In My Department.