"Mind like wormwood" indicates a narrow and bending mind which is caused by self-isolation.
“蓬之心”是人们由于将自我封闭起来而形成的狭隘、“蔽于一曲”的心灵状态。
2
With no proper understanding of the state of affairs, Japan is walking down a path of self-isolation.
日方的做法显然是不合时宜、不识时务地自我孤立。
3
Wenders's films have always been known as "existential film" the title, for this title, Wenders's own answer is "Self-isolation from the agency is a common social phenomenon."