moral
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A new UBC study reveals that the brighter the orange on a male guppy, the more virile it is, solving a long-standing evolutionary puzzle about their flashy colours.
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Why humans respect hard work regardless of results
Have you ever had a co-worker make a big show of how hard they work—even though they don't get great results? They do this because people attach moral value to hard work, something Dr. Azim Shariff calls "effort moralization."
