Accuracy And Clarity Of Statement Are Mutually

Never Express Yourself More Clearly Than You Are Able To Think.

Those Who Are Not Shocked When They First Come Across Quantum Theory Cannot Possibly Have Understood It.

One Must Always Do What One Really Cannot.

A Visitor To Niels Bohr's Country Cottage, Noticing A Horseshoe Hanging On The Wall, Teasing The Eminent Scientist About This Ancient Superstition. "can It Be True That You, Of All People, Believe It Will Bring You Luck?' 'of Course Not,' Replied Bohr, 'but I Understand It Brings You Luck Whether You Believe It Or Not.'

If Anybody Says He Can Think About Quantum Physics Without Getting Giddy, That Only Shows He Has Not Understood The First Thing About Them.