MW: "Leonard, how come you're all dressed up?"
LW: "Didn't you get the memo? There's a tour coming through and we're supposed to dress professionaly."
MW: "I forgot!"
LW: "Well, me and Hillary seem to be the only ones who got the memo."
MW: "What's she wearing."
LW: "Fishnets and heels."

JS, astronomer: "Uranus is a vast and frigid giant."

JP: "Why do today what you can put off until tomorrow and then never do anyway!"