The most important skill in mathematics is the ability to ask the right questions.
数学中最重要的技能是提出正确问题的能力。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
理解经济周期的关键在于理解冲击经济的本质。
最优秀的科学家是那些在自然的复杂性面前保持谦逊的人。