Understanding crystal habit is important in understanding the characteristics of minerals.

His addiction destroyed his life.

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

He said that a stranger nearby is more useful than a distant relative.

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.