A wise man said: before you speak， let your words pass through three gates. At the first gate， ask yourself， "Is it true？" At the second gate， ask "Is it necessary？" At the third gate， ask， "Is it kind？"
文章贵在有实质内容，言辞必须出自自己的思考。
The key to building a successful business is to focus on creating value for your customers.