Hobbies that can genuinely make you smarter over time:
1. Learning a new language
2. Reading challenging books
3. Playing chess or strategy games
4. Writing regularly
5. Learning a musical instrument
6. Solving puzzles and brain teasers
7. Coding and programming
8. Public speaking and debating
9. Journaling and reflection
10. Teaching others what you learn
Intelligence isn't fixed.
Your brain adapts to what you repeatedly ask it to do.
Spend less time consuming and more time learning, creating, solving, and thinking.
The compound effect over a few years is remarkable.