Letter

1 XV|       he does not understand.~Gravity, the falling of accelerated
2 XV|    done, it is pretended that gravity depends on this diurnal
3 XV|   earth. This is the cause of gravity, according to the Cartesian
4 XV| celestial bodies, and that of gravity on the earth. But being
5 XV|   profound meditation on that gravity, the cause of which had
6 XV|     consequently, what causes gravity on earth, and keeps the
7 XV|    that general phenomenon of gravity. For heavy bodies fall on