请阅读以下文段,为提问选择最佳选项:
My generation had it easy. We got to "find" a job. But, more than ever, our kids will have to "invent" a job. Sure, the lucky ones will find their first job, but, given the pace of change today, even they will have to reinvent, re-engineer and reimagine that job much often than their parents if they want to advance in it.
What is implied in the fourth paragraph?