Buffy: I told one lie, I had one drink.
Giles: Yes, and you were very nearly devoured by a giant demon snake. The words ‘let that be a lesson’ are a tad redundant at this juncture.
Buffy: I’m sorry.
Giles: So am I. I… I drive you too hard because I-I know what you have to face. From now on no, no more pushing, no more prodding. Just, uh, an inordinate amount of nudging.

Buffy the Vampire Slayer, Season 2: Episode 5 – “Reptile Boy”