回复：火星时代20周年庆典季系列活动

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The important thing in life is to have a great aim, and the determination to attain it. Johann Wolfgang von Goethe

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Don't part with your illusions, When they are gone you may still exist, but you have ceased to live. Mark Twain

A contented mind is the greatest blessing a man can enjoy in this world. Joseph Addison

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Sometimes one pays most for the things one gets for nothing. Albert Einstein

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