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Art is childish and serious at the same time.
"Wir sind nicht nur verantwortlich für das, was wir tun, sondern auch für das, was wir nicht tun."
The only way to get through pain is to go through it.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
不能以牺牲他人自由为代价来获得持久和平。
Life is a series of choices, and the hardest ones are the ones that matter.
每一个数学定理都是一个故事,一个通过逻辑和理性展开的叙述,引领我们更深入地理解世界。