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Psychology is a science, and teaching is an art; and sciences never generate arts directly out of themselves.
I don’t like stress. I don’t like debt. I don’t like to worry. So I try to buy things that are cheap enough so that if they don’t work out, I don’t lose much.
创新不是目的,解决真实问题才是。
成功的关键是专注于目标,而不是障碍。