That's correct. I have never studied Spanish, but if a Spaniard talks to me I can understand at least 90% of what he said. I went to Spain for work a few times to teach the people how to use a syste without havinge ever spoken Spanis. After an hout I could explain myself well enough.
The language barrier can be a problem, but it can be overcome, and we have hundreds of examples in the Premiership. Plus, as I have mentioned above, a player like Tevez has never learnt English, but on the pitch qas quite some player