The beauty of mathematics is that it is both precise and creative.
数学的美在于它既精确又富有创造性。
晏子春秋
每座建筑都是梦想与现实之间的妥协。
人性不是无限可塑的;它带有一种内在结构,引导发展朝向特定方向。
The deepest theorems often arise from the simplest observations.