The beauty of the world has two edges, one of laughter, one of anguish, cutting the heart asunder.
奶牛养殖既是一门艺术也是一门科学——尊重两者对于成功至关重要。
As to the gods, I have no means of knowing either that they exist or that they do not exist. For many are the obstacles that impede knowledge, both the obscurity of the question and the shortness of human life.
"The story is told through the light and shadow."