He is thinking of learning the skills of smithing.

He smiths iron at the blacksmith's shop every day.

Tamna is a beautiful island in Korea.

He proceeded with his work in a matter-of-fact manner.

He was drinking coffee calmly.

I take dietary supplements every day.

His constitution makes him prone to catching colds.

He has a susceptibility to depression, and tends to get down over little things.

He has cyclothymia, and his mood changes drastically.

The aerosol in this area is very dense.