This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

Have you finished this year's big cleaning yet?

I was cleaning all day today.

We are an extended family, and more than 10 of us live together.

My older brother is attending the University of Tokyo.

He was taken to the hospital due to major hemorrhaging.

My great-grandfather used to do farming in the past.

In philosophy, we consider ourselves a part of the macrocosm.

We visited the cathedral and saw its beautiful stained glass.

My university is in Tokyo.