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 only way to be happy is to be true to yourself.

每个故事都有一个开始、中间和结尾，但不一定是这个顺序。

"The only way out is through."

作物的多样性和思想的多样性同样重要；两者都是韧性的关键。