His research made a significant contribution to the scientific community.

I am doing volunteer work to contribute to the community.

We should take responsibility as part of society.

I am very interested in social science.

He deeply believes in the principles of socialism.

He is an expert in sociology.

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

Maintaining social order is the responsibility of all of us.

He understands his responsibilities as a working adult.

Actions that go against social norms are not allowed.