Adlai Ewing Stevenson II (February 5, 1900 - July 14, 1965) was an American politician, noted for his intellectual demeanor, eloquent oratory, and promotion of liberal causes in the Democratic Party
"If we value the pursuit of knowledge, we must be free to follow wherever that search may lead us. The free mind is not a barking dog, to be tethered on a ten-foot chain."