- Homer: Olive oil? Asparagus? If your mother wasn't so fancy, we could just shop at the gas station like normal people.
- Dr Joan Bushwell: Every day I get up at 5:30, watch the chimps, eat a quick lunch of roots and water, then more chimpwatching. After dark, I come home and think about chimps until it's time for bed.
- Homer: You must be the most boring woman on Earth!
- Kitenge: Good night. Don't let the bed bugs paralyze.
- [leaves]
- Marge Simpson: Homer, did you remember to tip Kitenge?
- Kitenge: [from outside the door] No, he did not.
- [when The Simpsons are on holiday in Africa, Bart marks that he has seen a warthog to his animal card]
- Lisa: Hey! You didn't see a warthog!
- Bart: I'm looking at one right now.
- Lisa: Mom! Bart implied I was a warthog!
- Marge: Nobody's a warthog!
- Bart: What about him?
- [Lisa notices that there is actually a warthog right next to her]
- [after discovering Dr. Bushnell's illegal diamond mining operation, Lisa examines the scientist's research]
- Lisa: These are just pictures of monkeys from famous movies! This is disgraceful, Doctor!
- Dr. Bushwell: All right! So I snapped! You don't understand the crushing loneliness and greed.