It is important for each person to fulfill their role.

I went to see a movie by myself.

Watching a movie alone is enjoyable.

He is a famous philosopher.

He is a famous author and a person who is respected by many people.

Mencius is an ancient Chinese philosopher and one of the important thinkers of Confucianism.

He is deeply influenced by the teachings of Confucianism.

He is known as a great thinker.

How did the ancients live?

Health is very important.