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I don't sing because I'm happy; I'm happy because I sing.
你老师教不了书是因为我。
煤炭的真实成本必须既考虑其即时价值,也考虑其对社区和生态系统的长期影响。
Don't interfere with anything in the Constitution. That must be maintained, for it is the only safeguard of our liberties. And not to Democrats alone do I make this appeal, but to all who love these great and true principles.