14 Best The Big Bang Theory Quotes from 'The Geology Elevation' (10x09) - Leonard Hofstadter: It's always fun watching him read someone else's work. Penny Hofstadter: It's like scrolling through the emojis on my phone. Sheldon Cooper: Ye-- why? Eh, why?! Oh, that's why. Amy Farrah Fowler: Sounds like the night we had coitus.