It is very important to have knowledge in one¡¯s major.
It is more important to be the best in one¡¯s major field.
But it is essential to prepare the ability to adapt quickly to the change in business environment.
These days, person with ability in various area has more idea and adapts oneself faster in their work.
Therefore, intend to be a person of ability not only with their major but with other areas, also.