In The Philosophic Sense, Observation Shows And

Our Ideas Are Only Intellectual Instruments Which We Use To Break Into Phenomena; We Must Change Them When They Have Served Their Purpose, As We Change A Blunt Lancet That We Have Used Long Enough.

Priestley [said] That Each Discovery We Make Shows Us Many Others That Should Be Made.

The Terrain Is Everything; The Germ Is Nothing.

Obervation Is A Passive Science, Experimentation Is An Active Science.

I Do Not ... Reject The Use Of Statistics In Medicine, But I Condemn Not Trying To Get Beyond Them And Believing In Statistics As The Foundation Of Medical Science. ... Statistics ... Apply Only To Cases In Which The Cause Of The Facts Observed Is Still [uncertain Or] Indeterminate. ... There Will Always Be Some Indeterminism ... In All The Sciences, And More In Medicine Than In Any Other. But Man's Intellectual Conquest Consists In Lessening And Driving Back Indeterminism In Proportion As He Gains Ground For Determinism By The Help Of The Experimental Method.