I'm in the middle of a conversation, so please wait a moment.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

I like the unique texture of flying fish roe sushi.

I am studying the philosophy of Guanzi.

There is a newly born calf on my farm.

The study of nucleons is an important field in science.

This math problem needs to be solved using the correct operator.

Mamiko is my best friend.

What is the extension of this file?