Bravely face the challenges in real life, I believe that the future will be better, and my future can be better. "You should believe that the sky will be bluer tomorrow" is a profound inspirational quote, which literally means to believe that the sky will be bluer tomorrow. Its real meaning is to encourage people to face the challenges in real life bravely and believe that the future will be better and their future can be better. Blue is a Chinese word, adjective, used to describe a blue color similar to a clear sky.