Predictions Are Hard, Especially Abot The Future.

In Physics We Deal With States Of Affairs Much Simpler Than Those Of Psychology And Yet We Again And Again Learn That Our Task Is Not To Investigate The Essence Of Things-we Do Not At All Know What This Would Mean&mash;but To Develop Those Concepts That Allow Us To Speak With Each Other About The Events Of Nature In A Fruitful Manner.

The Old Saying Of The Two Kinds Of Truth. To The One Kind Belongs Statements So Simple And Clear That The Opposite Assertion Obviously Could Not Be Defended. The Other Kind, The So-called 'deep Truths', Are Statements In Which The Opposite Also Contains Deep Truth.

Oh What Idiots We Have All Been, This Is Just As It Must Be

The Opposite Of A Fact Is Falsehood, But The Opposite Of One Profound Truth May Very Well Be Another Profound Truth.

When Asked ... [about] An Underlying Quantum World, Bohr Would Answer, 'there Is No Quantum World. There Is Only An Abstract Quantum Physical Description. It Is Wrong To Think That The Task Of Physics Is To Find Out How Nature Is. Physics Concerns What We Can Say About Nature.'