Not "good things will happen" — but which month to launch, which to negotiate, which to rest. Your birthday sets three nested clocks: a personal day (today's mood and move), a personal month (this month's job) and a personal year (the season of your life). One birthday, your whole planning layer.
Personal day, month, year and a twelve-month planner — recomputed fresh every time you visit.
A personal year shapes the season, the month sets the job, the day suggests the mood — none of it overrides your judgement. Use the calendar the way farmers use almanacs: dates worth favouring, not commands to obey. And if a launch-month arrives and the product isn't ready, ship in the next 1-month — the cycle forgives.