KINGSPORT — Tennessee Republican gubernatorial nominee Bill Lee told a Kingsport Chamber business roundtable Friday it’s all about the state going from good to great. “The enemy of great is good. When you settle for being good, then you’ll never be great. It lulls you into mediocrity,” Lee, a Williamson County businessman and cattle farmer, told a roomful of business leaders and elected officials. Lee faces Democrat nominee Karl Dean, Nashville’s former mayor, in the November general election. Lee noted there are great things about state government — its low debt load and the leadership of Gov.