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Treat all living beings with love and compassion.
Confidence is not innate, it is cultivated slowly.
If you're not adapting, you're falling behind.
发愤研究学问,常常忘记吃饭,一旦有所收获便又高兴地忘记了忧愁,连自己的渐趋衰老也没有感觉到。