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学习数学的唯一方法就是做数学。
对于那些感受的人来说,世界是一场悲剧,但对于那些思考的人来说,世界是一场喜剧。
Learning is a process of creating and strengthening neural pathways.
I'm alive and I have a chance to do something with my life. That's the only motivation I need.