Every Action Has An Equal And Opposite

'tis The Temper Of The Hot And Superstitious Part Of Mankind In Matters Of Religion Ever To Be Fond Of Mysteries, And For That Reason To Like Best What They Understand Least.

No Being Exists Or Can Exist Which Is Not Related To Space In Some Way. God Is Everywhere, Created Minds Are Somewhere, And Body Is In The Space That It Occupies; And Whatever Is Neither Everywhere Nor Anywhere Does Not Exist. And Hence It Follows That Space Is An Effect Arising From The First Existence Of Being, Because When Any Being Is Postulated, Space Is Postulated.

I Keep The Subject Of My Inquiry Constantly Before Me, And Wait Till The First Dawning Opens Gradually, By Little And Little, Into A Full And Clear Light.

The Instinct Of Brutes And Insects Can Be The Effect Of Nothing Else Than The Wisdom And Skill Of A Powerful Ever-living Agent.

Thus Far I Have Explained The Phenomena Of The Heavens And Of Our Sea By The Force Of Gravity, But I Have Not Yet Assigned A Cause To Gravity. Indeed, This Force Arises From Some Cause That Penetrates As Far As The Centers Of The Sun And Planets Without Any Diminution Of Its Power To Act, And That Acts Not In Proportion To The Quantity Of The Surfaces Of The Particles On Which It Acts (as Mechanical Causes Are Wont To Do) But In Proportion To The Quantity Of Solid Matter, And Whose Action Is Extended Everywhere To Immense Distances, Always Decreasing As The Squares Of The Distances.