It's a question of waiting for a more appropriate time in their lives.
7 seconds sound clip from the The Cowboys (1972) movie soundboard.
You can hear this line at 01:34:52 in the Blu-ray version of the movie.
Quote context
[...]
- Madam, you know young boys. They dream of golden skin and unbound hair.
- Even if I could lock them up they'd find a way of getting here.
- There's very little I can do about that.
- I'm sure you'd handle everything most tastefully.
- It's a question of waiting for a more appropriate time in their lives.
- Perhaps it would be wiser to wait until next year. Or even the year after.
- With any luck I'll be retired by then.
- The first time should be in the back of a buggy with a girl they think they're in love with.
- You're a charming and sensible lady.
[...]