He is a famous philosopher.

Liezi was a Taoist philosopher.

He is a famous author and a person who is respected by many people.

He is deeply interested in the doctrines of Taoism.

He is majoring in philosophy.

There was a long line at the station.

The child was playing in the park.

He was waiting in line.

He is immersed in the study of positivism.

He is majoring in moral philosophy at university.