In the room like a bedroom in a modern minimalist design that has the primary function as a place to rest, too bright lighting would be very disturbing. Not only that, was sleeping with the lights on can cause nerve damage because the eye was allegedly still working when you sleep in a bright room. The best solution is to use indirect lighting in the sleeping area. Because hidden biases reflected light becomes more refined. Not forgetting, select light yellowish to warmer. The room is dim, sleep more soundly.