In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. And in a world filled with distrust, we must still dare to believe.
真相很少是纯粹的,也从不简单。
The success of a learning algorithm depends on its ability to balance between fitting the data and avoiding overfitting.