你必须能够适应不断变化的市场条件。如果你不能适应，你就无法生存。
失败不可怕，可怕的是不敢尝试。
成功的关键是走进商店，倾听员工们要说的话。
Every body continues in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it.
