Old man #1, yelling at unstopping cabs: Hey! Hey! Come on!
Old man #2, with cane, hobbles over: No, no! You've gotta use your cane. Like this! (sticks his cane out into the street, a cab stops)
Old man #1: Hey! Next time, I'm bringing my cane!
Old man #2, hobbling away: You're welcome.

--W 57th b/w 9th & 10th

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