"What I assert, deny, question, in the present, I still can. But mostly I shall use the various tenses of the past. For mostly I do not know, it is perhaps no longer so, it is too soon to know, I simply do not know, perhaps shall never know."

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It is to deny, what the history of the world tells us is true, to suppose that men of ambition and talents will not continue to spring up amongst us. And, when they do, they will as naturally seek the gratification of their ruling passion, as others have so done before them.

— Abraham Lincoln