It may be true that the law cannot make a man love me, but it can stop him from lynching me, and I think that's pretty important.
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Unknown
I have gained this by philosophy … I do without being ordered what some are constrained to do by their fear of the law.
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Aristotle
Jigga, Kells, Not Guilty
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R. Kelly
Liberty lies in the hearts of men and women; when it dies there, no constitution, no law, no court can save it; no constitution, no law, no court can even do much to help it. The spirit of liberty is the spirit which is not...
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Learned Hand
I was glad that our venerable, almost formless religions, drained of all intransigence and purged of savage rites, linked us mysteriously to the most ancient secrets of man and of earth, not forbidding us, however, a secular explanation of facts and a rational view of...
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Marguerite Yourcenar
More Quotes By Henry Petroski
Because they are so humbled by their creations, engineers are naturally conservative in their expectations of technology. They know that the perfect system is the stuff of science fiction, not of engineering fact, and so everything must be treated with respect.
Failure is central to engineering. Every single calculation that an engineer makes is a failure calculation. Successful engineering is all about understanding how things break or fail.
Engineering is achieving function while avoiding failure.
The paradox is that when we model future designs on past successes, we are inviting failure down the line; when we take into account past failures and anticipate potential new ways in which failure can occur, we are more likely to produce successful designs.
Case studies of failure should be made a part of the vocabulary of every engineer so that he or she can recall or recite them when something in a new design or design process is suggestive of what went wrong in the case study.
