Aside from the obvious benefit of being able to speak to others and having increased job opportunities available, bilingual people also experience a number of cognitive benefits, such as increased spacial abilities, better memory skills and they are better at multitasking as well. Aside from this, bilinguals feel more connected to other cultures and for those children who come from two separate cultures and learn two languages early, this can even drastically increase self-esteem and the likelihood of success in areas of education.

Why It Pays to Be Bilingual | Voxy Blog

Benefits Only Bilinguals Would Know - 78