He is a very strong person.

His strength comes from his mental power.

Please leave him alone.

The diamond sheds beautiful light when it receives the sun's light.

They (referring to women or girls) are my best friends.

I think we should just leave him alone now.

He is not necessarily wrong.

He was so nervous that his hands stiffened.

This material has ferromagnetism.

When the strong shaking occurred, we immediately evacuated.