The 12 Stages of Life | Thomas Armstrong, Ph.D. - Stages of mature adults Like 50.80% | 461 votes Views: 829 882 Download Forming a Life Structure (Ages 24–28). Settling down (Ages 29–34). Categories: Mistress t Comments: Add Comment Cancel By Zulutilar - 07:27 Becoming One's Own Man (Ages 35–40). By Dujora - 22:44 Midlife Transition (Early forties). By Dugal - 10:04 Restabilization, into Late Adulthood (Age 45 and on). By Akinojinn - 13:58 Describes the 12 stages of life including: prebirth, birth, early childhood, middle adolescence, early adulthood, midlife, mature adulthood, late adulthood, and It takes enterprise for young adults to accomplish their many responsibilities. By Akinotaxe - 02:05 To take our place is to mature, to grow into what we are. Taking our Places by Norman Fischer. Sometimes, I feel like we're living in a world run by children — a.