生活是愉快的。死亡是平静的。麻烦的是过渡。
Life is pleasant. Death is peaceful. It's the transition that's troublesome.
Agriculture is the foundation of manufacture and commerce.
The study of automata and formal languages is fundamental to understanding the limits of computation.
The past is not dead; it is not even past.
"Books are the maps of human experience."
教师必须既是学生的研究者，也是学科的研究者。