Being able to speak more than one language is simply amazing. It’s like the closest thing humans can have to superpowers. They are able to speak without having trouble mixing the two languages. Aside from that, being bilingual (or multilingual) gives a person an advantage to grow personally and professionally because (1) he will be able to communicate and understand more people; (2) improve his ability to learn; (3), have better opportunities of employment; and (4) it’s a great mental workout.