When speaking to an audience it’s better to fix your gaze on a few people than to “spray” your gaze across the room. Your eyes telegraph to others whether you really believe what you are saying.

"The beauty of mathematics in computer science lies in its ability to model and solve real-world problems with abstract concepts."

农业创新不仅仅是技术问题，更是思维方式的转变。

组织的质量由其系统的质量决定。