我认为人只有经过考验才能真正认识自己。

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.

创新不仅仅是技术的问题；它关乎我们如何改变对食品和可持续性的思考方式。