On a sultry night in the eastern Indian city of Kolkata, barely had Phil Foden and his beguiling band of England under-17 team-mates passed around the FIFA U-17 World Cup trophy than the first notes of caution were struck.
Don't get carried away was the message.
Don't get carried away after a 5-2 defeat of Spain, in a World Cup final, having come from two goals down.
Don't get carried away by the kid Foden, who scored two goals in the final and looks to be one of the most naturally gifted English talents since Wayne Rooney.