He recognizes the danger of extremism.

Echinoderms are a type of marine life, many of which have star-shaped bodies.

He was diagnosed with bipolar disorder.

I bought stamps at the post office.

This song is my favorite.

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.

He bought a new leather jacket.

Going to the North Pole is my dream.