The common formal expression we see on the roads and public buildings is: Never mind the dog, beware of the owner.
马路上和公共场所经常可见的正式表达用语：不用怕狗，小心它的主人！
Art is the best expression of the mind. Travelling on the road worldwide is one of the best ways of understanding the world.
艺术是最好的心灵表达，行走在世界的道路上是我们认识世界最好的方式之一。
Also keep in mind that its exact appearance will vary greatly depending on the particular subject's facial structure and expression, so one should only use this as a rough guide.
也记住它的具体外观相差甚远取决于特定主题的面部结构和表达，所以你应该只把它当成一个粗略。
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