It's been nearly three years since "Dancing with the Stars" pro Lindsay Arnold announced her exit, and she hasn't regretted it one bit. In a new interview, the professional dancer who starred in the dance competition series for 10 seasons, opened up about her decision to leave the show at the height of finding mega fame and success. "A lot of my priorities and where I wanted to spend my time ... it just shifted," she told People magazine. "My mindset shifted. Time goes 10 times faster when you have kids, and I just know that this time is so precious and