His poetry is rich in metaphors, and there are new discoveries every time I read it.

He started calculating to obtain the ratio of the two numbers.

His painting is drawn using the golden ratio.

I am interested in cultural exchange between the Philippines and Japan.

Well then, I'm off.

He was going back and forth between the office and home all day.

I'm just going to the supermarket, okay?

I will go to the library and come back.

It seems this problem is not straightforward.

He is a person who cannot be dealt with in an ordinary way.