There Are Things Which Seem Incredible To

How Many Theorems In Geometry Which Have Seemed At First Impracticable Are In Time Successfully Worked Out!

It Follows At Once From The Last Proposition That The Centre Of Gravity Of Any Triangle Is At The Intersection Of The Lines Drawn From Any Two Angles To The Middle Points Of The Opposite Sides Respectively.

Give Me A Place To Stand, And A Lever Long Enough, And I Will Move The World.

Eureka! (i Have Found It!).

The Centre Of Gravity Of Any Parallelogram Lies On The Straight Line Joining The Middle Points Of Opposite Sides.