It seemed to be the friendly thing to do.
3 seconds sound clip from The New Adventures of Winnie the Pooh - Pooh Skies / April Pooh (S3E5).
You can hear this line at 00:10:16.520 in the Blu-ray version of the TV Series.
Quote context
[...]
- My leadership instincts told me that time had come to... retreat!
- That's when I knew there was no choice. We were forced to... surrender.
- And the bees, you see, had the same idea.
- It seemed to be the friendly thing to do.
- And we decided that, since together we had made the mess, together we should clean it up.
- Christopher Robin, I'm coming up there, and I'd better not find that room in a mess.
- Tell him what happened next, Pooh.
[...]