Big Bang Theory Quote 811

Quote from Zack Johnson in the episode The Lunar Excitation

Leonard: Think about what this represents. The fact that we can do this is the only way of definitively proving that there are man-made objects on the moon, put there by a member of a species that only 60 years before had just invented the airplane.
Zack: What species is that?

Correct this quote


 Find more quotes from Zack Johnson

 Find more quotes from The Lunar Excitation

 Find more quotes from The Big Bang Theory