They said - Senator Biden had one of the funniest lines.

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Senator PATRICK LEAHY (Democrat, Vermont): The lines seem clear.

NPR: Congress Returns to Debate Immigration Bill

The Arizona senator is widely respected nationwide, his personal appeal crosses party lines and he is a tireless campaigner.

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The senator is a policy wonk with the political skills, regularly applied across party lines, to put ideas into practice.

ECONOMIST: The incomparable Daniel Patrick