Hence, A Traveller Should Be A Botanist,

It Occurred To Me, In 1837, That Something Might Perhaps Be Made Of This Question (the Origin Of The Species) By Patiently Accumulating And Reflecting On All Sorts Of Facts Which Could Possibly Have Any Bearing On It

A Language, Like A Species, When Extinct, Never... Reappears.

What Wretched Doings Come From The Ardor Of Fame; The Love Of Truth Alone Would Never Make One Man Attack Another Bitterly.

Natural Selection Acts Solely By Accumulating Slight Successive Favorable Variations, It Can Produce No Great Or Sudden Modification; It Can Act Only By Very Short Steps.

I Suppose You Are Two Fathoms Deep In Mathematics, And If You Are, Then God Help You. For So Am I, Only With This Difference: I Stick Fast In The Mud At The Bottom, And There I Shall Remain.