Nicole Kidman is keeping her head held high. The actress isn't letting her divorce from Keith Urban keep her down. While she might have been "devastated" and "blindsided" when the split first happened, she's keeping busy and staying focused on what truly matters! A source for People on Friday said the 57-year-old is "surrounded by the two things that matter most to her: her family and her work." Aw! Related: Eminem Secretly Dating Someone He's Worked With For Years: REPORT After a trip to Europe, she's now back home in Nashville and "keeping it positive.