【摘 要】
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During a Christmas exam, one of the questions was; “What causes a depression?” One of the students wrote:“God knows! I don’t. Merry Christmas!”The exam pa
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During a Christmas exam, one of the questions was; “What causes a depression?” One of the students wrote:“God knows! I don’t. Merry Christmas!”The exam paper came back with the professor’s nota-
During a Christmas exam, one of the questions was; “What causes a depression? ” One of the students wrote: “God knows! I do not. Merry Christmas!” The exam paper came back with the professor’s nota-
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