"In science, we find not just answers, but better questions."

The opening up of new markets, foreign or domestic, and the organizational development from the craft shop and factory to such concerns as U.S. Steel illustrate the same process of industrial mutation—if I may use that biological term—that incessantly revolutionizes the economic structure from within, incessantly destroying the old one, incessantly creating a new one.

"In the face of overwhelming odds, the human spirit can still triumph."

I'm not a god, I'm a human being with flaws.

可持续性必须有利可图，否则就根本不可持续。