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人は、自分が愛されるために、他人を愛する。
 大多数人过着一种平静的绝望生活,他们心中的歌和他们一起埋入坟墓。
To be what we are, and to become what we are capable of becoming, is the only end of life.
"In computational learning theory, the challenge is not just to learn, but to understand how learning is possible."
骄傲是普遍的罪恶,是最大的恶习。