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Big Bang Theory Quote 7370

Quote from Sheldon in the episode The Hot Tub Contamination

Sheldon: Well, as a male, I have an evolutionary drive to perpetuate my DNA. Restricting myself to a single partner is against my nature.
Amy: We sleep together once a year! You want other partners?
Sheldon: Don't blame me. Blame your pal, biology. He's the pervert pulling the strings here.

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