Unai Emery took ultimate responsibility for Arsenal's capitulation against Watford on Sunday but believes the experience could help his young players in the long term.
The Gunners appeared to be coasting to all three points at Vicarage Road after Pierre Emerick-Aubameyang's first-half double.
Tom Cleverley took advantage of some slapstick defending by Sokratis Papastathopoulos to reduce the deficit, however, before Roberto Pereyra ensured a share of the spoils from the penalty spot with nine minutes remaining after he had been brought down by David Luiz.
Editors' Picks
The Hornets – who had 31 shots on goal – can consider themselves unlucky not have claimed all three points, leaving Emery to hope the chastening experience will be of use to some of his side's younger players.