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对于人来说,最可恨的痛苦是知道一切却无能为力。
The most hateful torment for men is to have knowledge of everything but power over nothing.
The joy of mathematics comes from the act of creation, not just the result.
恐惧是自然的反应,但勇气是一种选择。选择勇敢。
In the mining industry, safety isn't a priority—it's a value.