过去总是紧张的，未来是完美的。
成功建立在持续学习和适应的文化之上。
Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.
The hour of departure has arrived，and we go our separate ways，I to die，and you to live。Which of these two is better only God knows.
Understanding the behavior of complex systems requires a new kind of thinking, one that embraces uncertainty and unpredictability.