"When I approach a child, he inspires in me two sentiments: tenderness for what he is, and respect for what he may become."
知道什么不该做，才能知道自己该做什么！这选择的力量，太重要了！并且知道什么时候该说“不”，才能更好地专注于真正重要的事情！
Your time is limited, so don't waste it living someone else's life.
The theory of computation provides a foundation for understanding what can and cannot be computed.