试管婴儿的研究是出于帮助不孕夫妇的愿望。
Success is not the key to happiness. Happiness is the key to success.
I don't want to wake up one day and realize I didn't live my life to the fullest.
人们哭泣比改变要容易得多。
我不怕别人说我不好,我怕的是自己不够好。