If you read one of the websites that I like to look at, Psycho Palisades, and palisades describe the strong fence that protect you from being torn down.

如果你到我喜欢去的一个网站去看看，叫做心理护栏，护栏形容的是那些强大的篱笆,保护你不被打倒。

麻省理工公开课 - 媒体、教育、市场课程节选