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Courage is the most important of all the virtues, because without courage you can't practice any other virtue consistently.
Most people are too fretful, they worry too much.Success means being very patient, but aggressive when it's time.
每一个伟大的数学理论最初都是异端邪说,最终却成了教条。
Music is the language of the soul, and it has the power to connect us all.
从生活中学习,从书籍中学习,从他人中学习。