I believe email-based status reports are the clearest and best signs of managerial incompetence and laziness.
Start with something messy, get to the point, get an editor, and make it good.
A toxic person kills, and by kills I mean totally destroys teamwork.
You have no idea if your idea matters until you share it.
Your work speaks for you.
Snark from nerds is a leading indicator that I'm wasting their time and when I find it, I ask questions until I understand the inefficiency so I can change it or explain it.