* חיי נהדרים (Chai nehdarim): This is a very common and straightforward translation. "Chai" (חיי) means "my life" and "nehdarim" (נהדרים) means "wonderful" or "marvelous." This is a good general option.
* החיים שלי נהדרים (HaChayim sheli nehdarim): This is a more literal translation, meaning "My life is wonderful." It uses the full phrase "HaChayim sheli" (החיים שלי) for "my life."
* אני חי חיים נהדרים (Ani chai chayim nehdarim): This translates to "I live a wonderful life." This option emphasizes the ongoing nature of your great life.
* הכל בסדר גמור בחיים שלי (HaKol beseder gamur baChayim sheli): This translates to "Everything is perfectly fine in my life." This is a more understated way of saying your life is great.
For most situations, חיי נהדרים (Chai nehdarim) or החיים שלי נהדרים (HaChayim sheli nehdarim) will be perfectly suitable. Choose the one that sounds most natural to you.