He is a very careful person.

His actions are said to be deeply sinful.

I live in Shenzhen.

Asami is my best friend.

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

Einstein proposed the theory of relativity.

He is an expert in theoretical physics.

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.

Special relativity is one of the fundamental theories of physics.