### Chinese: 许多人少年时候也有理想，老了之后，却忘了理想，或追求理想，却沦为偏执。
### English: Many people have ideals when they are young, but when they get old, they forget the ideals, or pursue the ideals, but become paranoid.
### Errors: There is a major error of terminology is non-standard or does not fit context. terminology is used inconsistently at "ideals instead of dreams". There is a major error of incorrect translation has stylistic problems at "pursue the ideals, but become paranoid".

### Improved English: Many people had dreams when they were young, but they forgot about them when they got older; or, they pursue their dreams and become paranoid.