These are the biggest AHA! moments that stuck out for me 1. Understanding recursion in C 2. Understanding lazy evaluation in Scheme 3. Figuring out how t

These are the biggest AHA! moments that stuck out for me 1. Understanding recursion in C 2. Understanding lazy evaluation in Scheme 3. Figuring out how to implement lazy evaluation in C A lot of superficial differences between languages melted away after that. Definitely a "level up" feeling as a developer.