"Conceit is an insuperable obstacle to all progress"

"Finds progress, man's distinctive mark alone, Not God's, and not the beast's; God is, they are, Man partly is, and wholly hopes to be"

"Technological progress has merely provided us with more efficient means for going backwards"

"In my case Pilgrim's Progress consisted in my having to climb down a thousand ladders until I could reach out my hand to the little clod of earth that I am"

"Progress is man's ability to complicate simplicity"

"Problems are the price of progress. Don't bring me anything but trouble. Good news weakens me"

"The power to question is the basis of all human progress"

"Law and order exist for the purpose of establishing justice and when they fail in this purpose they become the dangerously structured dams that block the flow of social progress"

"Pursue progress, not perfection"

"While there's been much progress on terrorism, there's still much work to do and it is very important that the countries work together in order to address this threat together"

"Progress is what happens when impossibility yields to necessity"