He was looking proud when he heard that his son had been accepted to college.

The government declared a state of emergency to prevent the spread of the new coronavirus.

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

He is a person of strong vanity who reads self-improvement books.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

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

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.