To Measure Is To Know.

The Fact That Mathematics Does Such A Good Job Of Describing The Universe Is A Mystery That We Don't Understand. And A Debt That We Will Probably Never Be Able To Repay.

If We Can't Express What We Know In The Form Of Numbers, We Really Don't Know Much About It.

Suppose That You Could Mark The Molecules In A Glass Of Water; Then Pour The Contents Of The Glass Into The Ocean And Stir The Latter Throughly So As To Distribute The Marked Molecules Uniformly Throughout The Seven Seas; If Then You Took A Glass Of Water Anywhere Out Of The Ocean, You Would Find In It About A Hundred Of Your Marked Molecules.

When You Cannot Measure, Your Knowledge Is Meager And Unsatisfactory.

Large Increases In Cost With Questionable Increases In Performance Can Be Tolerated Only In Race Horses And Fancy Women.