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数学是一门活生生的学科,随着新思想的出现而不断发展。
Mathematics is a living, breathing discipline, constantly evolving with new ideas.
What good's an opinion if you don't know?
Life is like a cup of tea, it won't be bitter forever, but it will be bitter for a while.
Sun don't shine forever, but as long as it's here then we might as well shine together.
The most interesting art is the art that makes you think.