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世界所有前进的动力都归功于不安分的人。快乐的人不可避免地把自己限制在古老的界限内。
The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.
The language of mathematics is universal, transcending cultural and linguistic barriers.
【译文】 孔子说:“《关雎》这篇诗,快乐却不淫秽,悲哀却不伤痛。”
Great things in business are never done by one person; they’re done by a team of people.