1. The beauty of a sunset is intrinsical and cannot be fully captured in a photograph.
日落的美是内在的，无法完全用照片捕捉。
2. Happiness should come from intrinsical factors, such as personal growth and self-fulfillment, rather than external circumstances.
幸福应该来自内在因素，比如个人成长和自我实现，而非外部环境。
