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The stars near the galactic center are like cosmic clocks, helping us map spacetime.
The best way to learn mathematics is to do mathematics.
The sense of touch is our first language, the original way we interact with the world.
Innovation is not just about creating new products; it's about reimagining how we solve problems.
信件是传记作者的金矿;它们揭示了官方记录所隐藏的东西。
生命中最伟大的荣耀不在于从不跌倒,而在于每次跌倒后都能爬起来。