Fung Paradox
The Fung paradox stipulates that after coitus with a female, one must choose between recycling said female, or go on to the next potential sexual partner.
"Man, I don't know if I want to start seeing this female seriously"
"Have you heard about the Fung paradox? You need to choose between recycling or mingling"
"Have you heard about the Fung paradox? You need to choose between recycling or mingling"