Experience is important for the here and now — trying to do without it is a dangerous game — but youth offers hope for the future.
Cut to the Ospreys, where Toby Booth has spent the past two years nurturing a core of bright prospects whose quality was in evidence in the final match of last season, against the Bulls in Swansea, when the starting home pack contained four players who were 23 or under.
Dewi Lake, Will Griffiths, Jac Morgan and Morgan Morris helped the Welsh team win 53 percent of the possession against opponents who were relentlessly physical and would go on to reach the United Rugby Championship final.