Háizi zài wàipó jiā lèbùsīshǔ, dǎ diànhuà jiào tā huílai, tā yě bù kěn.
The kid is so happy at his grandma's that even when we phone to tell him to come back, he refuses.
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After Shu Han fell in 263, its last ruler 刘禅 was kept in Luoyang. When 司马昭 asked whether he missed Shu, he answered 此间乐,不思蜀, 'it is pleasant here; I don't think of Shu'.