That Mysterious Independent Variable Of Political Calculation,

The Whole Analogy Of Natural Operations Furnishes So Complete And Crushing An Argument Against The Intervention Of Any But What Are Termed Secondary Causes, In The Production Of All The Phenomena Of The Universe; That, In View Of The Intimate Relations Between Man And The Rest Of The Living World; And Between The Forces Exerted By The Latter And All Other Forces, I Can See No Excuse For Doubting That All Are Co-ordinated Terms Of Nature's Great Progression, From The Formless To The Formed From The Inorganic To The Organic From Blind Force To Conscious Intellect And Will.

And When You Cannot Prove That People Are Wrong, But Only That They Are Absurd, The Best Course Is To Let Them Alone.

I Wish You Would Let An Old Man, Who Has Had His Share Of Fighting, Remind You That Battles, Like Hypotheses, Are Not To Be Multiplied Beyond Necessity.

And You Very Soon Find Out, If You Have Not Found It Out Before, That Patience And Tenacity Of Purpose Are Worth More Than Twice Their Weight Of Cleverness.

A Man Has No Reason To Be Ashamed Of Having An Ape For His Grandfather. If There Were An Ancestor Whom I Should Feel Shame In Recalling It Would Rather Be A Man Who Plunges Into Scientific Questions With Which He Has No Real Acquaintance, Only To Obscure Them By An Aimless Rhetoric.