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.
I have never been able to write a happy play. I can't. I can write a funny play, but not a happy play.
投资于更清洁的能源解决方案不仅对环境有益,对企业也有益。
The major problems in biology are not solved by new techniques but by new concepts.