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

He is proud of his son's success.

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

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

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.