Physicist Quotes and aphorisms about air Wolfgang Ketterle Kip Thorne C. V. Raman Hermann von Helmholtz Alan Lightman ,, For me, consciousness is the most interesting unsolved problem of science, and, in fact, we may nev... Gregory Benford ,, The simplest way to remove carbon dioxide, the main greenhouse gas, is to grow plants - preferably ... Gregory Benford Eric Allin Cornell William Henry Bragg