He obtained the legendary Ten-hands Longsword.

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

He is the chief technical officer of our company.

He always keeps in mind the phrase 'If one learns without thinking, it is a waste.'

His words are always sweet on the surface but venomous underneath.

He quoted the old phrase 'seeking a sword in a boat carved' to explain the absurdity of hoping for success without effort.

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.