We should think deeply about the reform of the social security system.

Changes in the social system inevitably occur with time.

Social justice means that all people are treated equally.

He is deeply interested in social issues.

He used to be a member of the Chinese gang.

He experienced the harsh reality of the underbelly of society.

Gender identity refers to the gender that each individual recognizes themselves as.

Among my family, I am the tallest.

He is facing many difficulties due to gender identity disorder.

I am interested in the culture of China.