Scott Young

obsessive work ethic.

ultralearning isn’t a cookie-cutter method. Every project is unique, and so are the methods needed to master it.

If you really understand the principles of physics, for instance, you can solve a new problem simply by working backward.

There are nine universal principles that underlie the ultralearning

Focus: Sharpen Your Knife.

Directness: Go Straight Ahead. Learn by doing the thing you want to become good at.

Drill: Attack Your Weakest Point.

Retrieval: Test to Learn.

Feedback: Don’t Dodge the Punches. Feedback is harsh and uncomfortable. Know how to use it without letting your ego get in the way.

Retention: Don’t Fill a Leaky Bucket. Understand what you forget and why.