Thomas Edison, Salvador Dali, and a Navy SEAL All Follow The 20% Rule

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Over the last few years, I’ve spent nearly 1,000 hours thinking deeply on, researching, and writing about a simple question that has profound implications…

What percentage of our workweek should we spend on learning and experimentation in order to have a thriving career?

In 5-Hour Rule, I make the case that if you’re not spending five hours per week learning, you’re being irresponsible…

Just as we have minimum recommended dosages of vitamins, steps per day, and minutes of aerobic exercise for maintaining physical health, we need to be rigorous about the minimum dose of deliberate learning that will maintain our economic health. The long-term effects of intellectual complacency…