生与死的界限至多是模糊不清的。谁能说清一个在哪里结束，另一个在哪里开始？
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?
The next generation of farmers needs both tradition and innovation to thrive.
如果技术不能解决实际问题，它就毫无意义。
