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A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.

譯文：縱欲放蕩、消極怠慢就不能勉勵(lì)心志使精神振作，冒險(xiǎn)草率、急躁不安就不能修養(yǎng)性情。賞析：我們要是一直沉迷于物質(zhì)享受，貪圖享樂(lè)，做任何事就會(huì)消極懈怠。做事草率魯莽，浮浮躁躁的，事情也會(huì)難以成功。

"I don't feel like I'm acting when I'm acting. I feel like I'm living."

The ultimate measure of a man is not where he stands in moments of comfort and convenience， but where he stands at times of challenge and controversy.

我不需要任何人來(lái)完整我，我自己就能完整自己。