“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...”

“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 ...”

“Many of the familiar little things that we use every day have typically evolved over a period of time to a state of familiarity. They balance form and function, elegance and economy, success and fa...”

“I emphasize that virtually every engineering calculation is ultimately a failure calculation, because without a failure criterion against which to measure the calculated result, it is a meaningless...”

“The fool doth think he is wise, but the wise man knows himself to be a fool.”

“The secret of life, though, is to fall seven times and to get up eight times.”

“It is the mark of an educated mind to be able to entertain a thought without accepting it.”

“Justice is the only worship.Love is the only priest.Ignorance is the only slavery.Happiness is the only good.The time to be happy is now,The place to be happy is here,The way to be happy is to make...”

“Be a good human.”

“Our country in general assumes that "the pursuit of happiness" really means "the pursuit of pleasure" and that therefore pleasure is the greatest good.”

“The truth." Dumbledore sighed. "It is a beautiful and terrible thing, and should therefore be treated with great caution.”

“The truth is rarely pure and never simple.”

“Never tell the truth to people who are not worthy of it.”