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So [Polaroid's Dr. Edwin] Land, at 75, went off to spend the remainder of his life doing pure science, trying to crack the code of color vision. The man is a national treasure. I don't understand why people like that can't be held up as models: This is the most incredible thing to be — not an astronaut, not a football player — but this.
In Science, all tends to stir, to change, to form fresh surfaces. All denies, destroys, creates, replaces all. What was ground yesterday is put into the hopper again today. The colossal machine, Science, never rests. It is never satisfied; it is insatiable for improvement, of which the absolute knows nothing.
By this we may understand, there be two sorts of knowledge, whereof the one is nothing else but sense, or knowledge original (as I have said at the beginning of the second chapter), and remembrance of the same; the other is called science or knowledge of the truth of propositions, and how things are called, and is derived from understanding.
Science corrects the old creeds, sweeps away, with every new perception, our infantile catechisms, and necessitates a faith commensurate with the grander orbits and universal laws which it discloses yet it does not surprise the moral sentiment that was older and awaited expectant these larger insights.