He thought deeply and said, 'I think, therefore I am.'

My friend came from American Samoa.

He is studying the history of African Americans.

We should always remember the power of Kannon in difficult times.

In our club, we conducted a secret ballot to choose a new leader.

Both of my parents are doctors.

Ryou is my best friend.

I had lunch with my colleague.

My dormitory is close to the school.

My university dormitory is very convenient.