The ethical issues surrounding IVF are complex, but the desire to have a child is a fundamental human right.
Some people go to priests; others to poetry; I to my friends.
追求知识是一段永无止境的旅程，每一个发现都为新的问题打开了大门。
老年人相信每一件事物；中年人猜疑每一件事物；青年人什么都懂。