"You are the average of the five people you spend the most time with." Jim Rohn . Assuming this is the case, then self-improvement is not enough. You must also work to coach your colleagues to help them level-up their performance. This will help you create an environment where you can all be successful. This idea came to me recently after a recent conversation. During a meeting I suggested to a colleague to use CMD+SHIFT+T to re-open a closed tab on Chrome. He did not know this and responded - "How do you know that?" My response was - "I have worked long enough with you to know that it is common to prematurely close a tab; I should help recover from that mistake." This was not my attempt to show off how much I know. This was instead an anecdote to highlight the power of leveling up your teammates. Every person within a team should be comfortable enough to know the strengths and weakness of their colleagues; play to their strengths, cover w