He was so profound that it was difficult for us to understand his thoughts.

He has a beneficent heart.

He is a very careful person.

His actions are said to be deeply sinful.

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

The Calopteryx cornelia is a species endemic to Japan, and it has beautiful wings.

My school is very big.

He is a world-renowned scholar.

I set aside time for study every day.

He is highly respected in the academic world.