Clearly to check whether you're a replicant. It's the Voight-Kampff test. "The tortoise lays on its back, its belly baking in the hot sun, beating its legs try

Clearly to check whether you're a replicant. It's the Voight-Kampff test. "The tortoise lays on its back, its belly baking in the hot sun, beating its legs trying to turn itself over, but it can't. Not without your help. But you're not helping. Why is that?"