最好的领导者是那些培养更多领导者的人，而不是追随者。
如果你想飞翔，就必须放下拖累你的东西。
Open your eyes and see what you can with them before they close forever.
The absence of alternatives clears the mind marvelously.
That is what learning is. You suddenly understand something you've understood all your life, but in a new way.
Certification standards are meaningless without rigorous enforcement and transparency.