커리어가 순항 중이라면 사십대는 인생의 전성기가 될 테고, 불황인 업계 종사자라면 이때 직장을 떠나는 일이 많다.
If your career is on smooth path, your 40s will be at the peak of your life, and if you working in an industry that suffers recession, many of you will leave your jobs at this period of time.