"Progress imposes not only new possibilities for the future but new restrictions"

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

"The tiger is a magnificent creature and one that is threatened by human activities on all fronts. It is up to us to protect this iconic species and ensure that it has a future in the wild"

"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"

"Forget the past - the future will give you plenty to worry about"

"Progress is man's ability to complicate simplicity"

"Every time I see an adult on a bicycle, I no longer despair for the future of the human race"

"The best way to predict the future is to create it"

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

"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"

"The past is a memory, the future is a fantasy. The real, vibrant, creative moment is now"