In The Midst Of All Dwells The

Astronomy Is Written For Astronomers

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

For I Am Not So Enamoured Of My Own Opinions That I Disregard What Others May Think Of Them.

So, Influenced By These Advisors And This Hope, I Have At Length Allowed My Friends To Publish The Work, As They Had Long Besought Me To Do.

In So Many And Such Important Ways, Then, Do The Planets Bear Witness To The Earth's Mobility.