Cathy Brenner: Mitch, why are they doing this, the birds?
Mitch Brenner: We don't know, honey.
Cathy Brenner: Why are they trying to kill people?
Mitch Brenner: I wish I could say.
Mitch Brenner: We don't know, honey.
Cathy Brenner: Why are they trying to kill people?
Mitch Brenner: I wish I could say.
Cathy Brenner : Mitch, why are they doing this, the birds?
Mitch Brenner : We don't know, honey.
Cathy Brenner : Why are they trying to kill people?
Mitch Brenner : I wish I could say.
http://www.moviequotedb.com/movies/birds-the/quote_30590.html