仅靠市场无法解决所有发展挑战,我们还需要明智的干预措施。
To read is to travel without moving; to write is to move without traveling.
做好研究的秘诀是始终保持轻微的工作不足状态。因为无法浪费几个小时,你可能会浪费数年时间。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
预测未来的最好方法就是创造它。