An Expert Is Someone Who Knows Some

It Was About Three O'clock At Night When The Final Result Of The Calculation [which Gave Birth To Quantum Mechanics] Lay Before Me ... At First I Was Deeply Shaken ... I Was So Excited That I Could Not Think Of Sleep. So I Left The House ... And Awaited The Sunrise On Top Of A Rock.

Whenever We Proceed From The Known To The Unkown We May Hope To Understand, But We May Have To Learn At The Same Time A New Meaning Of The Word 'understanding'

Looking At Something Changes It.

The 'path' Comes Into Existence Only When We Observe It.

Nature Allows Only Experimental Situations To Occur Which Can Be Described Within The Framework Of The Formalism Of Quantum Mechanics