I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.
Every day is a chance to be better than yesterday.
重构程序的最好方法是重构它。
学习的最好方法就是教。
在沉思中发现真相。
The past is never dead. It's not even past.