Hardworking

I am very hardworking person..My boss never heard from me that I am complaining...I never tried to argue with her...for working with them for almost 4 years.I love the kids..and I treat them as my own..I always say Yes!.for all my boss wants me to do even during my holidays..i came home work as regular working days..But I need to have peace of mind too...I cant work well anymore..because they kept arguing and shouting to each other...thats the mean reason I dont want to renew with them..Hope I can find a better home to work with...I need peace of mind too..