i just found out that my sister and her husband are going on a 15 day cruise . its torture to hear ! why is it torture ? i have n'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 . yeah , maybe next time
The cause of the jealous feeling is the person's sister and her husband going on a 15-day cruise vacation while the person has not been on a vacation in 8 years.