Compute colleague's time before writing, use schedule-send to avoid sleep disruption.

Define where your "good enough" is on a 0-100 ruler, to know when to stop.

Sort tasks on urgent/important axes and treat each quadrant with its rule.

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

Do not commit on the spot. Request 24 hours to think before any new obligation.

Convert "me vs you" into "us vs the problem" with one question about a shared need.

Decline any meeting without a written agenda — politely cancel and request one.

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".

A 3-hour session that breaks silos between teams and unites them around a goal larger than their own department.

Before a joint project between different teams, hold a "hidden assumptions" session surfacing mutual stereotypes between departments before they sabotage collaboration.

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