To catch a husband is an art; to hold him is a job.

A mathematician is a device for turning coffee into theorems.

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.

关爱别人因而得福的人有，而憎恶别人残害别人因而得祸的人也有啊！