All Of Science Can Be Divided Into

I Have Not The Smallest Molecule Of Faith In Aerial Navigation Other Than Ballooning, Or Of The Expectation Of Good Results From Any Of The Trials We Heard Of. So You Will Understand That I Would Not Care To Be A Member Of The Aeronautical Society.

Can You Measure It? Can You Express It In Figures? Can You Make A Model Of It? If Not, Your Theory Is Apt To Be Based More Upon Imagination Than Upon Knowledge.

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.

The Only Census Of The Senses, So Far As I Am Aware, That Ever Before Made Them More Than Five, Was The Irishman's Reckoning Of Seven Senses. I Presume The Irishman's Seventh Sense Was Common Sense; And I Believe That The Possession Of That Virtue By My Countrymen-i Speak As An Irishman.

When You Are Face To Face With A Difficulty, You Are Up Against A Discovery.