I'm now 40 and unlikely to have children. My family lineage ends with me.

Tech Insider : Business
Rear view of woman walking along coastal path
The author (not pictured) is the last in her family lineage.

Crispin la valiente/Getty Images

Before my older sister died, I promised her I would live my life fully. That promise helped me find my husband.

Tech Insider : Business
naomi carmen and her sister standing back to back
The author, left, made a promise to her dying sister, right.

Courtesy of Courtney Rentzel Photography

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