For I Am Not So Enamoured Of

The Massive Bulk Of The Earth Does Indeed Shrink To Insignificance In Comparison With The Size Of The Heavens.

The Scorn Which I Had Reason To Fear On Account Of The Novelty And Unconventionality Of My Opinion Almost Induced Me To Abandon Completely The Work Which I Had Undertaken. . . . Astronomy Is Written For Astronomers. To Them My Work Too Will Seem, Unless I Am Mistaken, To Make Some Contribution.

Every Light Has Its Shadow, And Every Shadow Hath A Succeeding Morning.

Not Only The Phenomena Of The Others Followed From This, But Also It So Bound Together Both The Order And Magnitude Of All The Planets And The Spheres And The Heaven Itself, That In No Single Part Could One Thing Be Altered Without Confusion Among The Other Parts And In All The Universe.

Mathemata Mathematicis Scribuntur Mathematics Is Written For Mathematicians De Revolutionibus