Mr. Feeny: So, Mr. Matthews.
Cory: You think we've known each other long enough for you to call me Cory?
Mr. Feeny: I think we've known each other long enough for me to call you Cornelius.
Cory: Shh, Mr. Feeny! Not even Topanga knows that.

Mr. Feeny: Believe in yourselves. Dream. Try. Do good.

Topanga: Don't you mean "do well"?
Mr. Feeny: No, I mean do good.