The only way to do great work is to love what you do.
The light constantly changes, and that alters the atmosphere and beauty of things every minute.
The best things in life are the people we love, the places we've been, and the memories we've made along the way.
我什么都不发明，我只是重新发现。
互联网是教育的强大工具，但它不能替代教师。