A somebody was once a nobody who wanted to and did.

[Theodore Roosevelt] was a naturalist on the broadest grounds, uniting much technical knowledge with knowledge of the daily lives and habits of all forms of wild life. He probably knew tenfold more natural history than all the presidents who had preceded him, and, I think one is safe in saying, more human history also.

That which distinguishes this day from all others is that then both orators and artillerymen shoot blank cartridges.

There is hardly a man on earth who will take advice unless he is certain that it is positively bad.

The countries outside the Non-Proliferation Treaty also are bound by that obligation [ Article Six of the treaty] according to, at least it's a strong implication of, a 1996 opinion of the International Court of Justice.

Travel and society polish one, but a rolling stone gathers no moss, and a little moss is a good thing on a man.

I seldom go into a natural history museum without feeling as if I were attending a funeral.