"The beauty of formal methods lies in their ability to provide absolute guarantees about system behavior."
看遍了世间的人情冷暖，才认识到旷达洒脱的可贵；尝遍了世间的种种滋味，才知道清净淡泊的真切内涵。
International politics is a brutal and unforgiving arena, where states constantly strive to maximize their power and security.
Mathematics is not a spectator sport. You have to do it to understand it.