system
jealous: I just found out that my sister and her husband are going on a 15 day cruise.  Its torture to hear!
human
I just found out that my sister and her husband are going on a 15 day cruise. Its torture to hear!
gpt
Why is it torture? 
human
I haven't been on a vacation in about 8 years.  I really want to go too! I'm excited for her but it does make me feel miserable when I think about it. Such is life though.
gpt
Yeah, maybe next time