The Three States Of The

Geology, Perhaps More Than Any Other Department Of Natural Philosophy, Is A Science Of Contemplation. It Requires No Experience Or Complicated Apparatus, No Minute Processes Upon The Unknown Processes Of Matter. It Demands Only An Enquiring Mind And Senses Alive To The Facts Almost Everywhere Presented In Nature. And As It May Be Acquired Without Much Difficulty, So It May Be Improved Without Much Painful Exertion.

It Must Always Be Borne In Mind That The Assumption Of Woman's Social Superiority Lies At The Root Of These Rules Of Conduct.

We Must Reason In Natural Philosophy Not From What We Hope, Or Even Expect, But From What We Perceive.

Nothing Tends So Much To The Advancement Of Knowledge As The Application Of A New Instrument. The Native Intellectual Powers Of Men In Different Times Are Not So Much The Causes Of The Different Success Of Their Labours, As The Peculiar Nature Of The Means And Artificial Resources In Their Possession.

I Have Learned More From My Mistakes Than From My Successes.