"In opera tradition, when opera die-hard fans, there is a replacement of singer or singer wasn't at his or hers vocal best, doing something, they boo. Especially now that they pay hundreds of dollars for the ticket."

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Percentage margins don't matter. What matters always is dollar margins: the actual dollar amount. Companies are valued not on their percentage margins, but on how many dollars they actually make, and a multiple of that.

— Jeff Bezos