He deeply believes in the principles of socialism.

Changes in the social system inevitably occur with time.

His sociability is an important factor for his success as a leader.

Social justice means that all people are treated equally.

He experienced the harsh reality of the underbelly of society.

He used to be a member of the Chinese gang.

He is deeply interested in social issues.

Maintaining social order is the responsibility of all of us.

After graduating from university, you have to prepare to enter the real world.

He is an expert in sociology.