The MIND diet was linked to 20% less grey matter loss, about 2.5 years of slower brain aging, over 12 years. What the study found, its surprise, and its limits.
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Hebrew Word for Goodness: What Does “Tuv” Really Mean?
Tuv (טוּב, Strong’s H2898) is the Hebrew word for goodness. It means good you can hold, like the harvest, the “good of the land,” and when Moses asked to see God’s glory, God offered to show him “all my goodness.”
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Are the Seven Deadly Sins in the Bible? Proverbs Has Its Own List
Are the seven deadly sins in the Bible? No. A desert monk’s list became seven around 590. Proverbs 6 gives its own seven, and only pride is on both lists.
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What Is Parkinson’s Law? Why Work Fills the Time You Give It
What is Parkinson’s Law? Work expands to fill the time available. Where the 1955 essay really came from, the deadline study that fell apart, and what helps.
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What Is the Diderot Effect? Why One New Thing Wants More
What is the Diderot effect? Why one new purchase makes everything else look shabby, what Diderot really wrote in 1769, and how to break the spiral for free.
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What Is the Hawthorne Effect? Why Being Watched Changes Us
What is the Hawthorne effect? Why we change when we know we are watched, what the lost factory data really showed, and the one question it leaves you with.
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Jehovah Jireh Meaning: The Verb Is ‘See,’ Not ‘Give’
Jehovah Jireh meaning, from Genesis 22:14: the Hebrew verb is ‘see,’ not ‘give.’ The mountain Abraham named, why the song says ‘enough,’ and what it means on a hard day.
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The Trolley Problem: The One Man Who Chose the Track
The trolley problem asks if you would sacrifice one to save five. A high priest ran that exact sum about Jesus, and the one man on the track chose to be there.
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What Is the Planning Fallacy? The Sydney Opera House Was Meant to Take 4 Years. It Took 14.
What is the planning fallacy? Why the Sydney Opera House took 14 years instead of 4, what a 1994 study of students found, and the one question that fixes it.
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Maslow’s Hierarchy of Needs: The Level Above the Top
Maslow’s hierarchy of needs is famous as a pyramid, but Maslow never drew one. In his last years he wrote about a level above self-actualization. Here it is.