The reasonable man adapts himself to the world; the unreasonable man persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man. (George Bernard Shaw)
Progress might have been all right once, but it has gone on too long. (Ogden Nash)
The Difficult is that which can be done immediately; the Impossible that which takes a little longer. (George Santayana )
The difficult is what takes a little time; the impossible is what takes a little longer. (Fridtjof Nansen)
We stand today at a crossroads: One path leads to despair and utter hopelessness. The other leads to total extinction. Let us hope we have the wisdom to make the right choice. (Woody Allan)
Without deviation, progress is not possible. (Frank Zappa}
It's not so much what you have to learn if you accept weird theories, it's what you have to unlearn. (Isaac Asimov)
What we call progress is the exchange of one nuisance for another nuisance. (Henry Havelock Ellis)
Technological progress is like a fragile and vulnerable plant, whose flourishing is not only dependent on the appropriate surroundings and climate, but whose life is almost always short. It is highly sensitive to the social and economic environment and can be easily arrested. (Joel Mokyr)
Change is one thing, progress is another. Change is scientific, progress is ethical. Change is indubitable, whereas progress is a matter of controversy. (Bertrand Russell)
Restlessness and discontent are the first necessities of progress. (Thomas Edison)
Measuring programming progress by lines of code is like measuring aircraft building progress by weight. (Bill Gates)
All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident. (Arthur Schopenhauer)
The technology life cycle has three stages: Hype, disillusionment, and application. (Bob Lewis)
The science of today is the technology of tomorrow. (Edward Teller)
All progress is based upon a universal, innate desire on the part of every organism to live beyond its income. (Samuel Butler)
Progress, far from consisting in change, depends on retentiveness. Those who cannot remember the past are condemned to repeat it. (George Santayana)
The most damaging phrase in the language is, "It's always been done that way." (Rear Admiral Grace Hopper)
So much havoc has optimism wrought in this world that pessimism appears not only a legitimate way of looking at things but a moral duty. (Christopher Spranger)
Quality has to be caused, not controlled. (Philip Crosby)
Humanity has advanced, when it has advanced, not because it has been sober, responsible, and cautious, but because it has been playful, rebellious, and immature. (Tom Robbins)
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