He was diagnosed with schizophrenia.

Her behavior seemed mysterious.

His father was diagnosed with schizophrenia in the past.

The impact of the unequal treaty is still deeply rooted in our society.

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.

The rain is dripping sadly.

Mr. Byou is cleaning the hallway.