“It was all about firsts as the 2013-14 Champions League kicked off Tuesday: the first game in the competition at their new clubs for a host of coaches, including Pep Guardiola, Carlo Ancelotti, Manuel Pellegrini, Laurent Blanc and David Moyes; the first start for Iker Casillas this season, and the first since Cristiano Ronaldo signed his big-money contract at Real Madrid; it was also Edinson Cavani’s first European start for Paris Saint-Germain alongside Zlatan Ibrahimovic. Here are some thoughts on a thrilling first round of matches…” SI