Ben Croll Gallic cinephiles gave James Cameron a hero’s welcome at a Paris masterclass on Thursday, ushering the action auteur onstage with a reception so thunderous that it shook the filmmaker’s oft-unflappable public demeanor. “That’s the record,” he said in between laughs and in a show of uncommon giddiness. “That’s the record for the longest applause I’ve ever had in my life.