English is necessary as at present original works of science are in English. I believe that in two decades times original works of science will start coming out in our languages. Then we can move over like the Japanese.
“I didn't want to do anything my mother wanted me to do so surely I wasn't going to sing for her.”
“I cannot imagine any other country in the world where the opposition would seek, and the chief executive would allow, the dissemination of his most private and personal conversations with his staff, which, to be honest, do not exactly confer sainthood on anyone concerned.”