Oblique, but what has worked out for me far better than coaches and mentors is enemies. Identify people who are annoying and awful and be sure to not do those

Oblique, but what has worked out for me far better than coaches and mentors is enemies. Identify people who are annoying and awful and be sure to not do those things that they do. This can be an ugly business, but in practical life terms it can be more important to set a floor and consider limits than to reach for the stars and jump as high as you can. And of course both are important.