Arsenal paid the price for not winning their Champions League quarter-final first leg against Bayern Munich and Mikel Arteta admitted he had no words to “lift” his players in the dressing room after Joshua Kimmich’s 63rd-minute header was the difference in Germany on Wednesday night.Joshua Kimmich’s second-half header in Germany gave Bayern a 1-0 win on the night, and a 3-2 aggregate victory in their quarter-final.It was a second successive defeat for Arsenal, who lost control of the Premier League title race last Sunday as Aston Villa beat them 2-0.Arsenal were chasing a first Champions League semi-final spot since 2009, with Arteta accepting his team were inexperienced at this stage of the competition. This was their first quarter-final appearance since 2010