We're caught in the middle of something sinister here. My guess is Dad found out more than he was looking for.
6 seconds sound clip from the Indiana Jones and the Last Crusade movie soundboard.
You can hear this line at 00:43:54 in the Blu-ray version of the movie.
Quote context
[...]
- I didn't know you. At least I let you tag along.
- Oh, yes. Give them a flower, and they'll follow you anywhere.
- Knock it off. You're not mad.
- No?
- No. You like the way I do things.
- It's lucky I don't do things the same way. You'd still be standing at the Venice pier!
- And until I'm sure, I'm going to continue to do things the way I think they should be done.
- Leave me alone. I don't like fast women.
[...]