He didn't say "that's weird". He wouldn't have said "that's weird" if a flock of sheep had cycled past playing violins. It wasn't the sort of thing a responsible engineer said. 

“It takes an unusual man to make up a hymn in a hurry, but such a man was Captai…”

“And what would humans be without love?"RARE, said Death.”

“Contrary to popular belief and hope, people don't usually come running when the…”

“ASTONISHING, said Death. REALLY ASTONISHING. LET ME PUT FORWARD ANOTHER SUGGEST…”