Turning Point

The Chinese say that women have a life cycle of 7 years.

Phase I: 1-7
Phase II: 8-14 (Turning point - years 12 and 13)
Phase III: 15-21 (Turning point - years 17 and 18)
Phase VI: 22-28 (Turning point - years 24 and 25)

Will my next turning point come towards my late 30s?