Who said “All progress has resulted from people who took unpopular positions.”?

“All progress means war with society.”

“Progress everywhere today does seem to come so very heavily disguised as Chaos.”

“The art of progress is to preserve order amid change, and to preserve change amid order.”

“You can't say that civilization don't advance, however, for in every war they kill you in a new way.”

“Today, the notion of progress in a single line without goal or limit seems perhaps the most parochial notion of a very parochial century.”

“A hungry man is not a free man.”

“Laws are never as effective as habits.”

“We have confused the free with the free and easy.”

“Nothing so dates a man as to decry the younger generation.”

“A free society is a society where it is safe to be unpopular.”

“Nature is indifferent to the survival of the human species, including Americans.”