A Good Scientific Theory Should Be Explicable

A Theory That You Can't Explain To A Bartender Is Probably No Damn Good.

Never Say, "i Tried It Once And It Did Not Work."

[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.

The Greatest Contributor To The Feeling Of Tension And Fear Of War Arose From The Power Of The Bombing Aeroplane. If All Nations Would Consent To Abolish Air Bombardment . . . That Would Mean The Greatest Possible Release From Fear.

I Congratulate You Both On A Fine Piece Of Work Which I Am Sure Will Ultimately Prove Of Importance. I Am Personally Very Much Interested In Your Results... In The Past I Have Tried A Number Of Experiments... But Without Any Success.