When You Cannot Measure, Your Knowledge Is

In Physical Science A First Essential Step In The Direction Of Learning Any Subject Is To Find Principles Of Numerical Reckoning And Practicable Methods For Measuring Some Quality Connected With It. I Often Say That When You Can Measure What You Are Speaking About, And Express It In Numbers, You Know Something About It; But When You Cannot Measure It, When You Cannot Express It In Numbers, Your Knowledge Is Of A Meagre And Unsatisfactory Kind; It May Be The Beginning Of Knowledge, But You Have Scarcely In Your Thoughts Advanced To The Stage Of Science, Whatever The Matter May Be.

There Is Nothing In Science Which Teaches The Origin Of Anything At All.

Do Not Imagine That Mathematics Is Hard And Crabbed, And Repulsive To Common Sense. It Is Merely The Etherealization Of Common Sense.

There Is Nothing New To Be Discovered In Physics Now. All That Remains Is More And More Precise Measurement.

Let Nobody Be Afraid Of True Freedom Of Thought. Let Us Be Free In Thought And Criticism; But, With Freedom, We Are Bound To Come To The Conclusion That Science Is Not Antagonistic To Religion, But A Help To It.