I Never Quit Until I Get What

I Am Quite Correctly Described As 'more Of A Sponge Than An Inventor....'

It Is Astonishing What An Effort It Seems To Be For Many People To Put Their Brains Definitely And Systematically To Work.

Show Me A Thoroughly Satisfied Man - And I Will Show You A Failure.

I Am Afraid Of Radium And Polonium ... I Don't Want To Monkey With Them.

I Have Always Consistently Opposed High-tension And Alternating Systems Of Electric Lighting...not Only On Account Of Danger, But Because Of Their General Unreliability And Unsuitability For Any General System Of Distribution.