Another reads, "Mumbai back to life," punctuated by a smiley-face sun.

另一条是：“孟买重现生机，”用一个展现笑脸的太阳作标点符号。

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Those smiley-face laden messages are now all over Gawker and other sites.

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But even the odious smiley-face has respectable in-laws.

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Pictures of the sign - which ends with a smiley face - have been widely circulated on social media, with many commentators congratulating the library on its stance.

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