We Often Think That When We Have

Science Is One Thing, Wisdom Is Another. Science Is An Edged Tool, With Which Men Play Like Children, And Cut Their Own Fingers.

Every Body Continues In Its State Of Rest Or Uniform Motion In A Straight Line, Except Insofar As It Doesn't.

Observation And Theory Get On Best When They Are Mixed Together, Both Helping One Another In The Pursuit Of Truth. It Is A Good Rule Not To Put Overmuch Confidence In A Theory Until It Has Been Confirmed By Observation. I Hope I Shall Not Shock The Experimental Physicists Too Much If I Add That It Is Also A Good Rule Not To Put Overmuch Confidence In The Observational Results That Are Put Forward Until They Have Been Confirmed By Theory.

A Star Is Drawing On Some Vast Reservoir Of Energy By Means Unknown To Us. This Reservoir Can Scarcely Be Other Than The Subatomic Energy Which, It Is Known Exists Abundantly In All Matter; We Sometimes Dream That Man Will One Day Learn How To Release It And Use It For His Service. The Store Is Well Nigh Inexhaustible, If Only It Could Be Tapped. There Is Sufficient In The Sun To Maintain Its Output Of Heat For 15 Billion Years.

Our Model Of Nature Should Not Be Like A Building-a Handsome Structure For The Populace To Admire, Until In The Course Of Time Some One Takes Away A Corner Stone And The Edifice Comes Toppling Down. It Should Be Like An Engine With Movable Parts. We Need Not Fix The Position Of Any One Lever; That Is To Be Adjusted From Time To Time As The Latest Observations Indicate. The Aim Of The Theorist Is To Know The Train Of Wheels Which The Lever Sets In Motion-that Binding Of The Parts Which Is The Soul Of The Engine.