I'm troubled by his unproductive attitude.

He was affected by secondary effects.

This is a preliminary plan.

Thinking sensibly, that plan will not succeed.

He is interested in diachronic linguistics studies.

He is interested in synchronic linguistics.

He is thought to be a very unsociable person.

The Japanese Society for Rights of Authors, Composers and Publishers is an organization that protects the copyrights of musicians.

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.