穷人往往缺乏做出正确选择所需的信息，而即使他们拥有这些信息，也常常不信任它。
The poor often lack the information needed to make good choices, and when they do have it, they often don’t trust it.
贪婪的欲望会带来痛苦，舍弃贪欲才能获得真正的快乐。
I've learned that growth comes from pain and struggle.
Mathematics is the language with which God has written the universe.
数学思想的真正考验是它能否激发更多的问题。
真相是，我们都有能力做出极大的恶和极大的善。是我们做出的选择定义了我们。