数学是我们建立对世界理解的基础,正是通过这种理解,我们才能解决最复杂的问题。
If you're changing the world, you're working on important things. You're excited to get up in the morning.
Un libro es una casa que construimos para que habite el alma del lector.
增长来自于有计划的冒险,而不是安于现状。