The Fed put out the fire, but the house still needs rebuilding.
Education is not just about building schools, but about ensuring children actually learn.
The most important thing in mathematics is to ask the right questions.
出自晋·葛洪《抱朴子·博喻》。用美玉做成的船和桨,不能用于水上航行;用黄金做弓,玉石做弦,仍没有射箭的功能。(笔杆子 rendoc.com)