员工培训不是成本，而是质量和卓越运营的基础。
Investing in employee training isn't an expense—it's the foundation of quality and operational excellence.
A book is a version of the world. If you do not like it, ignore it; or offer your own version in return.
数学之美在于它能够揭示现实的隐藏结构。
品牌只是一种看法，而随着时间的推移，看法将与现实相匹配。有时它会领先，有时它会落后。但品牌只是一些人对产品的集体印象。