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The personal example of a teacher is the most useful sunshine that nothing can replace for the soul of young people.
我们必须平衡能源供应与环境保护。
历史的终结将是一个非常悲伤的时刻。为了纯粹抽象的目标而愿意冒生命危险的斗争,全球意识形态斗争所唤起的勇敢、勇气、想象力和理想主义,将被经济计算、无休止的技术问题解决、环境关注和复杂消费者需求的满足所取代。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
The future of computing is going to be defined by human ingenuity, not just silicon.