Frasier (1993)

Seat of Power - S2-E11

Frasier: You know the expression "Living well is the best revenge"?
Niles: Wonderful expression. I just don't know how true it is, you don't see it turning up in a lot of opera plots."Ludwig, maddened by the poisoning of his entire family, wreaked vengeance on Gunther in the third act by living well."

Roz in the Doghouse - S2-E12

Roz Doyle: Who is it?
Bulldog: It's Bulldog.
Roz Doyle: Shh, pretend we're not here.
Frasier: Roz, you just said "Who is it?"

The Candidate - S2-E7

Daphne: It makes me glad we don't have so many guns in England.
Frasier: You don't need guns, you have kidney pie.