"There are always a few students who arrive on campus knowing exactly what they want from their major and what their career ambitions are, but the majority just don't know or only have a vague idea," he said.
Once a student has figured out his or her interests, they need to examine their abilities and make sure they can handle the study and work assignments in this field.
"Think about what your weaknesses and strengths are, such as logical reasoning," he said.
Cai Xiaoming, a biology professor at Peking University, reminds students that many choose certain majors just to follow the crowd. But without talking to teachers or practitioners in the field, they seldom get the right picture.