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Mathematics is the science of patterns, and we study them to understand how things work.
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
I like being a woman, even in a man's world. After all, men can't wear dresses, but we can wear the pants.
词这种文体,应当写得精微美妙,修饰得当。