Mentor a younger person in new tech/culture, and learn from them in return.

Invent at least three plausible reasons for a behavior that upset you, before you judge.

Before confirming a decision, spend 10 minutes writing the counter-case forcefully.

Who influences whom? — draw network to know "who talks to whom to shift decision".

Don't ask "do we need another hire?" — ask "if we started today with nobody, who'd we hire first?".

Your quick intervention to stop every squabble robs your children of learning to solve it themselves — deliberate delay beats over-hasty intervention.