Natural Selection Is Not The Wind Which

I Am Sufficiently Convinced Already That The Members Of A Profession Know Their Own Calling Better Than Anyone Else Can Know It.

Natural Selection Is Not The Wind Which Propels The Vessel, But The Rudder Which, By Friction, Now On This Side And Now On That, Shapes The Course.

Agassiz, When I Saw Him Last, Had Read But A Part Of Origin Of Species. He Says It Is Poor-very Poor!!. The Fact Is, He Is Very Much Annoyed By It.

This Substance, Which Is Manifold In Its Forms And Protean In Its Transformations, Has, In Its State Of Living Matter, One Physiological Name Which Has Become Familiar, That Of Protoplasm.

Yes, It Is True That There Are Times When You Do Wonder If Things Are Worth It But Usually Those Moments Pass As Soon As They Have Come.