We All Know Your Idea Is Crazy.

One Must Always Do What One Really Cannot.

How Wonderful That We Have Met With A Paradox. Now We Have Some Hope Of Making Progress.

Prediction Is Very Difficult, Especially If It's About The Future.

An Independant Reality In The Ordinary Physical Sense Can Neither Be Ascribed To The Phenomenon Nor To The Agencies Of Observation.

Of Course I Don't Believe In It [pointing To Horseshoe On His Office Wall]. But I Understand That It Brings You Luck Whether You Believe In It Or Not.