Every Action Has An Equal And Opposite

From What Has Been Said It Is Also Evident, That The Whiteness Of The Sun's Light Is Compounded All The Colours Wherewith The Several Sorts Of Rays Whereof That Light Consists, When By Their Several Refrangibilities They Are Separated From One Another, Do Tinge Paper Or Any Other White Body Whereon They Fall. For Those Colours ... Are Unchangeable, And Whenever All Those Rays With Those Their Colours Are Mix'd Again, They Reproduce The Same White Light As Before.

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.

The Qualities Of Bodies, Which Admit Neither Intension Nor Remission Of Degrees, And Which Are Found To Belong To Fill Bodies Within The Reach Of Our Experiments, Are To Be Esteemed The Universal Qualities Of All Bodies Whatsoever.

He Who Thinks Half-heartedly Will Not Believe In God; But He Who Really Thinks Has To Believe In God.

It Is The Weight, Not Numbers Of Experiments That Is To Be Regarded.