I Do Not Feign Hypotheses.

Is Not Fire A Body Heated So Hot As To Emit Light Copiously? For What Else Is A Red Hot Iron Than Fire? And What Else Is A Burning Coal Than Red Hot Wood?

'tis The Temper Of The Hot And Superstitious Part Of Mankind In Matters Of Religion Ever To Be Fond Of Mysteries, And For That Reason To Like Best What They Understand Least.

Every Particle Of Matter Is Attracted By Or Gravitates To Every Other Particle Of Matter With A Force Inversely Proportional To The Squares Of Their Distances.

What Goes Up Must Come Down.

By Such Deductions The Law Of Gravitation Is Rendered Probable, That Every Particle Attracts Every Other Particle With A Force Which Varies Inversely As The Square Of The Distance. The Law Thus Suggested Is Assumed To Be Universally True.