Recently asked, “What are the ten biggest ideas that changed your life?” Great/hard question. Here's where I landed...
1) Imago Dei: Every person is inherently valuable independent of behavior and beliefs. Everyone matters. Treat people accordingly, without exception.
Make it incredibly easy to do whatever you want to do. You want to design your life for the least effective, least intelligent, least conscientious version of yourself. That person is probably an idiot.