There is many a slip betwixt the leap and the altar, and anything could happen on a boat.
8 seconds sound clip from the Love Affair (1939) movie soundboard.
You can hear this line at 00:27:20.586 in the Blu-ray version of the movie.
Quote context
[...]
- Things come too easy to him. And he's always alone.
- By the art, he is not practicing. The places he hasn't been. The girl he hasn't met.
- I don't mind confessing to you, my dear, that I've been worried about him.
- Why?
- That one day life will present a bill to Michel, and that he will find it hard to pay.
- But when I see him with you, I feel better.
- No.
- There is many a slip betwixt the leap and the altar, and anything could happen on a boat.
- Believe me, my dear, there is nothing wrong with Michel that a good woman could not make right.
- How have you two girls been getting along?
- I bet she did all the talking.
- Mm-hmm.
- I said you didn't do that anymore. Now if you don't get your own way, you just get embarrassed.
[...]