Let Me Think... I Wonder If An

To Every Action There Is Always Opposed An Equal Reaction.

Thus This Earth Resembles A Great Animall Or Rather An Inanimate Vegetable, Draws In Aethereal Breath For Its Dayly Refreshment And Vitall Ferment And Transpires Again Grosses Exhalations. And, According To The Condition Of All Other Things Living, Ought To Have Its Time Of Beginning, Youth, Old Age And Perishing.

I See I Have Made Myself A Slave To Philosophy, But If I Get Free Of Mr. Linus's Business I Will Resolutely Bid Adew To It Eternally, Excepting For What I Do For My Private Satisfaction Or Leave To Come Out After Me. For I See A Man Must Either Resolve To Put Out Nothing New Or To Become A Slave To Defend It.

My Design In This Book Is Not To Explain The Properties Of Light By Hypotheses, But To Propose And Prove Them By Reason And Experiments: In Order To Which, I Shall Premise The Following Definitions And Axioms.

Trials Are Medicines Which Our Gracious And Wise Physician Prescribes Because We Need Them; And He Proportions The Frequency And Weight Of Them To What The Case Requires. Let Us Trust His Skill And Thank Him For His Prescription.