He is immersed in the study of panmagic squares.

He is a perfectionist, and his approach to work is very strict.

He likes to take a walk in the park at dusk.

He is receiving a basic living stipend.

He played a perfect fifth scale on the piano.

He is a perfectionist, so he is very strict about his work.

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

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.