He is the type of person who thinks it's a moonlit night if it's bright, so he only has a one-sided perspective.

He thought deeply and said, 'I think, therefore I am.'

He has fundamental knowledge of mathematics.

His recovery was truly miraculous.

My younger sister is participating in the church choir.

The explosion of a supernova is one of the brightest events in the universe.

He is majoring in embryology at university.

Various types of living things inhabit this forest.

I think an amendment to the law is necessary.

There is a need to amend the law.