Even though it probably would be better for him to remain silent at a moment like this, having put so much communication into their activities of the last 45ish minutes, but Oliver never was one to leave well enough alone.
Cupping her chin to lift it toward him, he smiled and said, "THAT and YOU, are amazing and I don't have any words that don't sound stupid, so I think I'll just leave that there and we can enjoy the moment, yes?" He felt a little silly saying it, but it was none the less true.
"Worth the wait?" he asked, hoping her answer was the same as his.