日月得天而能久照，四时变化而能久成，圣人久于其道而天下化成。
翻译：日月顺行天道而能永久照耀天下，四季往复变化而能永久生成万物，圣人永久保持
The best time to plant a tree was 20 years ago; the second-best time is now.
修道就是修心，修心就是修道。
The Langlands program is a testament to the interconnectedness of all areas of mathematics.
最大的风险是根本不冒险。