Ed Solomon: "A person is smart..."

"A person is smart. People are dumb. Everything they've ever "known" has been proven to be wrong. A thousand years ago everybody knew as a fact, that the earth was the center of the universe. Five hundred years ago, they knew it was flat. Fifteen minutes ago, you knew we humans were alone on it. Imagine what you'll know tomorrow."

—Ed Solomon, Kay in "Men in Black"

Jan-Philipp Sendker: "What do we know..."

"What do we know about our parents, and what do they know about us? And if we don't even know the individuals who have accompanied us since birth - we not them and they not us - then what do we know about anyone at all?"

—Jan-Philipp Sendker, The Art of Hearing Heartbeats

Adlai Stevenson, Jr: "If we value the..."

"If we value the pursuit of knowledge, we must be free to follow wherever that search may lead us."

—Adlai Stevenson, Jr.