I don't know a thing about him.

He emphasized his belief by saying, 'I believe in order to understand.'

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.

Zoroastrianism is an ancient Persian religion that teaches dualism of good and evil.

He is deeply interested in the doctrines of Jainism.

Jainism is a religion that emphasizes the teachings of non-violence and respect.

Manichaeism was an ancient religion that taught a dualism of light and darkness.

This ancient document details how Christians lived in Japan.

I work at my company from Monday to Sunday.

Gessho Kassuimokukinkin is a military song in Japan, and its lyrics depict the rigorous training of soldiers.