Prediction Is Difficult, Especially The Future.

Prediction Is Difficult, Especially The Future.

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

It Is Wrong To Think That The Task Of Physics Is To Find Out How Nature Is. Physics Concerns What We Say About Nature.

Every Great And Deep Difficulty Bears In Itself Its Own Solution. It Forces Us To Change Our Thinking In Order To Find It.

An Expert Is A Man Who Has Made All The Mistakes Which Can Be Made, In A Narrow Field.