Nutrition and fitness (actually biology and physiology). Especially keto/carnivore WOE and intermittent fasting. Tens of problems I thought it was me were just the poorly way I've been eating all my life.
<p><pre><code> - Learning how to learn (Barbara Oakley).
- Keeping track of my reading
- Journaling
- Jim Rohn's philosophy (any book, or 7 Strategies For Wealth)
- Osho's philosophy (any book)</code></pre>