数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。
The real giants have been those who have stood for something, who have had a clear idea of what they wanted to say and have said it with force and clarity.
气候系统是一头愤怒的野兽，而我们在用棍子戳它。
我不喜欢被贴标签。
智者的心灵是开放的书籍。