> Confirm that those people are working on the most essential thing in your company and are overloaded with responsibility. Don’t worry about burning them out.

> Confirm that those people are working on the most essential thing in your company and are overloaded with responsibility. Don’t worry about burning them out. Worry about depriving them of the joy of working on the most important thing and the steepest possible learning slope. ... but also do worry about burning them out, because then you don't have really good people anymore.