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.

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

Invest five minutes to say a foreign colleague's name correctly — the highest return per minute in workplace relationships.

Before a joke or offhand remark about food/fasting/holidays, check the listener's religious considerations.

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?".

Before any impactful formal announcement, give key stakeholders a private individual heads-up so they're never blindsided publicly.

Offer only two choices for each small decision — respecting his autonomy without losing yours.

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