One of the goals for all of us should be to, as much as possible, maximize the diversification of interests, skills, and opportunities in each of our portfolios.
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Diversification doesn’t just afford you a softer landing if you’re forced to quit. It also helps you to make more rational decisions about walking away from something that’s no longer worth pursuing.
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…like everything else that potentially improves quitting behavior, just because your portfolio is diversified doesn’t necessarily mean that you’re going to make great choices about what to quit and what to keep pursuing.