Well, a son is a poor substitute for a lover.
5 seconds sound clip from the Psycho (1960) movie soundboard.
You can hear this line at 00:39:58 in the Blu-ray version of the movie.
Quote context
[...]
- Anyway, a few years ago, Mother met this man. And he talked her into building this motel.
- He could have talked her into anything.
- And when he died, too, it was just too great a shock for her. And the way he died...
- I guess it's nothing to talk about while you're eating.
- Anyway, it was just too great a loss for her. She had nothing left.
- Well, a son is a poor substitute for a lover.
- To a private island, like you?
- If you love someone, you don't do that to them, even if you hate them.
- You understand, I don't hate her. I hate what she's become. I hate the illness.
[...]