Investing in employee development isn't an expense—it's an investment in your company's future.
【释义】当商品价格高涨时,要像对待粪土一样迅速出售;当商品价格低廉时,要像对待珠玉一样大量购入。
要这样生活,仿佛你寿命永恒。要这样工作,仿佛你精力无穷。