The local language in Cannes is French. The majority of people do know English well, if not they do know the basics so most of the time locals will be able to hold a conversation with you/give directions. Sign posts are in English too.
the fear of getting emotionally attached . and it still hurts . I want to feel but it hurts, I fear the most amazing happiness, feeling it and then when I have to let it go, I don't want to pain like that