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

He is thought to be a greedy person.

His actions are said to be deeply sinful.

Natural language understanding is an important field of artificial intelligence.

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

The Cultural Revolution is a part of China's history.

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

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

It is important for us to respect cultural diversity and understand each other's differences.

He is doing special exercises to strengthen his flexor digitorum profundus.