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.

最后，战略必须具有连续性。它不能不断地被重新发明。

If the highest aim of a captain were to preserve his ship， he would keep it in port forever.