Let’s hope that this is what your competitors are thinking! If this is the case they will be going nowhere fast. The truth is, most everyone knows that communication in general is important to the success of a company. That is why there are so many training opportunities focused towards management level jobs. What we often do forget is that even if we are speaking in the same language, it is just as important to know cultural backgrounds. Read the following excerpt from the link I provided.
I really don’t need to learn your language. Most everyone speaks English nowadays. The fact that I can spend all my time elsewhere is just simply going to be more productive for me. Also, I don’t need to learn much more about your culture than the common preconceptions. Right…? If there is an issue, we will simply discuss it in my language and correct everything that way.