Much of what sophisticates loftily refer to as the "complexity of the real world” is in fact the inconsistency in their own minds.
很多高明人士经常耸人听闻地声称的所谓“真实世界的复杂性”实际上不过是他们自己脑子里的自相矛盾。
任何教育的改革，必须以人为本，人自己必须成为教育的中心。
"The truth is rarely pure and never simple."
数学是给不同事物起相同名字的艺术。
We must balance profitability with purpose—that's the future of business.