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.

When will this pain end?

He found forensic evidence.

He is a world-renowned ichthyologist.

Looking up at the Big Dipper, I feel at peace.

Life is a series of vicissitudes.

He felt cognitive dissonance between his actions and beliefs.

He arrived in Tokyo yesterday.

Did you hear his voice?

He was begging on the side of the road.