My Boss Is Taking Too Much Interest In My Personal Life. He Is A Good Person To Work With But This Habit Of His Is Annoying And Intrusive. How Do I Deal With It?

My boss is a good person to work with. But his habit of interfering in personal life is quite annoying. He asks me questions on my married life which I don’t like. I cannot tell him directly since he is a sensitive person. What should I do?
Source: Today Deals