世事茫茫难自料，春愁黯黯独成眠
世间的事情纷繁复杂难以预料，春天的忧愁让人黯然神伤独自入眠
Quality is remembered long after the price is forgotten.
The essence of mathematics lies in its freedom.
The best investment is one that you can hold for a long time.
先读经书，再读史籍，以经论史，评论古人史事，就不会与圣贤相悖；研读史籍，再温经书，以史证经，读书目的升华，决不仅为章句之学。
观众完成了艺术作品。