He understands the importance of learning.

He is majoring in psychology.

Gaku is my best friend.

He has a deep interest in archaeology.

I am majoring in biophysics at university.

I am majoring in physical chemistry at university.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

He is majoring in linguistics.

He has a deep interest in astronomy.

Electromagnetism is a part of physics that studies the interaction between electricity and magnetism.