The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.

Engineering is about solving problems, not just making things look pretty.

在每个问题中，都有一个等待被发现的隐藏模式，作为数学家，我们的责任就是去揭示它。

创新是市场引入新的技术流程、产品或组织形式。