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The challenge for modern states is to maintain their legitimacy while also being effective in providing services and maintaining order.

If you can dream it, you can achieve it.

Hard work beats talent when talent doesn't work hard.

I try to approach each character with an open mind and a willingness to learn.

黑洞防火墻的概念挑戰了我們對量子力學和廣義相對論的理解。