Eight hours of training, pain is only the body, but if the loss, you pain is the heart.

Mrs. March knew that experience was an excellent teacher, and when it was possible she left her children to learn alone the lessons which she would gladly have made easier, if they had not objected to taking advice as much as they did salts and senna.

Mathematics is the art of turning complexity into clarity.

张大千提出的绘画美学标准，指画面气势宏大、色彩明亮、构图富有韵律感。