He instantly regrets it but is not ready to return to Leah.

He shook his head to clear it and instantly regretted the move.

As the words came out he instantly regretted them.

He switched to the pool house and instantly regretted it.

And instantly regretted it since my head echoed like a drum.

She instantly regretted thinking about Earth, because that only made her homesick.

He seemed stung, and Linda instantly regretted what she'd said.

"I can entertain myself," she said, and instantly regretted it.

Somehow, I found the presence of mind to take another step, and instantly regretted it.

Seeing the blood drain from Beatrice's face, he instantly regretted having said anything at all.