He is interested in diachronic linguistics studies.

He is interested in synchronic linguistics.

He is thought to be a very unsociable person.

He felt cognitive dissonance between his actions and beliefs.

Japan's exclusive economic zone plays a crucial role in the management and utilization of marine resources.

He believes that he has extrasensory perception.

In behavioral sciences, the use of metatools plays a crucial role.

It is important to distance yourself from antisocial forces.

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.