Almost evert time, the main reason someone decides to go abroad it is to improve their level on the target language, but studying abrad not only makes you be more fluent and expands your vocabulary in another language, it also brings you benefits as a person.
Ater interviewing students from Spain that had been abroad in Ireland, Canada or the United States, these are the personal benefits they got from their experience:
Be more open towards other people.
Be more mature and responsible.
Be more independent.
Learn how to handle your own emotions and know yourself better.
Change your perspective about other people as well as cultures.
Feel grateful about the things at home that took for granted before.
Work harder to accomplish things
Know how to handle money better
Have a second family and internatioal friends