The three signals Lubetzky looks for in a founder — and the order he learned them in.

Daniel Lubetzky on School of Hard Knocks (full episode) · School of Hard Knocks Podcast

Your success is defined not by what you want but by what pain you will endure

The Most Important Question of Your Life · Mark Manson

A binary filter for deciding when to push through pain and when to stop.

How to Make Yourself Unbreakable | DJ Shipley · Andrew Huberman