"You can't undo the past but you can certainly not repeat it."

"I have come to operate on you."

"History teaches us that a given view has been abandoned in favor of another by all men, or by all competent…"

"Because planned economies have historically failed, new modeling techniques are needed."

"No man in Senate history has wielded more influence with less oratory."

"I was probably too liberal and democratic as regards Yeltsin. I should have sent him as ambassador to Great…"

"We are perhaps too near the age of transition to see clearly the interplay of all that made for progress. E…"