Bryan Johnson compares lifespan to financial returns. If we slow aging enough to live long enough for major breakthroughs, our return on life investment could be 5x, 10x, 100x, or 1000x. It requires hard work now to make that possible.
Chapters
What is the projection? Presuming that you don't get into a car accident at some point, what is the projection of your age? Your potential longevity?
Familiar frame of reference would be what is the return of investment on this company? And investors typically want like a 3x return or a 5x return or 10x return will be out of the park. Think about that on lifespan. If you can be around for the future of these technologies coming, your return on life investment could could be 5x, 10x, 100x 1000x. No one knows. You could have a massive return in life. And so the goal is be around. It's worth doing the hard work right now to dramatically slow your speed of aging.