He mistook me for my sister.

I mistook him for his twin brother.

People call me Takashi.

I'm tired of interacting with people, I need some time alone.

I got tired of interacting with people because I was dealing with them all day.

He experienced that suffering in a fleeting moment.

He is always a person who acts with consideration for people.

He is immersed in the study of the fasiculus arcuatus.

Let's go to see a movie together.

He is a foreigner, so he finds it difficult to learn about Japanese culture.