He is drawing pictures just for self-satisfaction.

He had a self-satisfied smile on his face.

Day after day, he continued to strive to solve the problem.

Day after day, he continued to strive to solve the problem.

His '埶' expresses a deep affection for art.

His hiroi ago was broad, looking like an ancient warrior.

He read some books.

How many stars are shining in the sky?

He was ignorant like 懝.

The pond has been left for a long time and has become stagnant water.