生命短暫，讓它變得甜蜜取決于你。
Life is short, and it’s up to you to make it sweet.
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.
Mental tranquility is the highest good.
You are worth more than you think.
"La historia no se repite, pero rima."
The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
I’m not a fan of money. Money can’t buy happiness.