Peter, Paul & Mary. The Very Best of Peter, Paul & Mary. Don't Think Twice, It's Alright. 彼得，保罗与玛丽. 最好的彼得，保罗与玛丽. 不要三思而后行，这是正常的.
... (Bob Dylan) It ain't no use to sit and wonder why, babe, It don't matter, anyhow. And it ain't no use to sit and wonder why, babe, If you don't know
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