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Cheerfulness is the best promoter of health and is as friendly to the mind as to the body.
"There are two occasions when the sacred beauty of Creation becomes dazzlingly apparent, and they occur together. One is when we feel our mortal insufficiency to the world, and the other is when we feel the world's mortal insufficiency to us."
The concept of NP-completeness has provided a powerful tool for understanding the complexity of problems.
在购并国际乳品公司时巴菲特说到
对于有知识的人来说,言语是最好的展示。