Thus we can see that in human society the urge to have descendants is very strong. But today, the needs of childless couples can also be met by surrogate mothers, and modern medical technology makes surrogacy highly feasible.
可見人類社會本有強烈「存後」的觀念，只是今日代理孕母更為顧及夫妻雙方的需要，也拜現代醫學之賜，使得技術上頗為可行。