Theme and emotional expression of poetry

Please explain the theme and emotional expression of the poem "Drinking Alone under the Moon" by Li Bai, particularly the line "When life's pleasures are at th…

Please explain the theme and emotional expression of the poem "Drinking Alone under the Moon" by Li Bai, particularly the line "When life's pleasures are at their height, do not let the golden goblet be empty as you face the moon."

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