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The most valuable thing you can make is a mistake—you can't learn anything from being perfect.
皮革的真正价值在于其耐用性和永恒的吸引力,而不仅仅是其美观性。
I don't believe in pessimism. If something doesn't come up the way you want, forge ahead. If you think it's going to rain, it will.
The essence of computation is not just in the manipulation of symbols, but in the profound understanding of what those manipulations represent.