Changing the destructive things you say to yourself when you experience the setbacks that life deals all of us is the central skill of optimism.
The answers to our future lie buried in our past.
经验只是我们给错误起的名字。
成功不是终点,失败也不是致命的:重要的是继续前进的勇气。
The truth is always something that is told, not something that is known.