Ronan O'Gara: Toulouse, like Liverpool, always seem to find a way

TOP TEN: Toulouse's French fly-half Romain Ntamack spots the gap between two La Rochelle players last weekend in the Top 14.
I hope sincerely Munster aren’t in the same space Sunday morning as I was after La Rochelle went under in Toulouse a week ago.
How much of these ties against champion teams are played in the head and how much is played from the heart? And do these factors dilute or enhance the importance of match strategy?