Leonard: Once you open the box it loses its value.
Penny: Yeah, yeah, my mom gave me the same lecture about my virginity. I gotta tell you, it was a lot more fun taking it out and playing with it.
Sheldon: I thought where you came from they don't have emotions.
Spock Doll: I come from a factory in Taiwan.
Leonard: You went to the comic book store by yourself?
Penny: Yeah, it was fun. I walked in and two different guys got asthma attacks. It felt pretty good.