A Language, Like A Species, When Extinct,

The Most Powerful Natural Species Are Those That Adapt To Environmental Change Without Losing Their Fundamental Identity Which Gives Them Their Competitive Advantage.

I Am A Firm Believer, That Without Speculation There Is No Good And Original Observation.

Nothing Exists For Itself Alone, But Only In Relation To Other Forms Of Life

I Am Actually Weary Of Telling People That I Do Not Pretend To Adduce [direct] Evidence Of One Species Changing Into Another, But I Believe That This View Is In The Main Correct, Because So Many Phenomena Can Thus Be Grouped End Explained.

I Have Long Discovered That Geologists Never Read Each Other's Works, And That The Only Object In Writing A Book Is A Proof Of Earnestness.