Do Not Imagine That Mathematics Is Hard

Fourier's Theorem Is Not Only One Of The Most Beautiful Results Of Modern Analysis, But It May Be Said To Furnish An Indispensable Instrument In The Treatment Of Nearly Every Recondite Question In Modern Physics.

We All Confidently Believe That There Are At Present, And Have Been From Time Immemorial, Many Worlds Of Life Besides Our Own. . . . [this] May Seem Wild, And Visionary; All I Maintain Is That It Is Not Unscientific.

If You Cannot Measure It, Then It Is Not Science.

I Have Not Had A Moment's Peace Or Happiness In Respect To Electromagnetic Theory Since November 28, 1846. All This Time I Have Been Liable To Fits Of Ether Dipsomania, Kept Away At Intervals Only By Rigorous Abstention From Thought On The Subject.

You Know Only Insofar As You Can Measure.