There was an american patient in a Japanese doctor's house. He was cured and treated well. Now, he was recovering. But, the Japanese doctor had been disliking the man, for he was american. On the third day after his operation, the doctor came and saw his patient sitting on bed on his own. He scolded him and told him to lie down. He did it, closed his eyes, turned his face to the wall and said
Then the author says:
His mouth a bitter line.
What's the meaning of bitter line? line? Web's empty.
I got something: This shows that "line" can be thought of as "an approach", so the patient approaches the doctor in a bitter way. That is, he was hurt, in anger, he was showing hate to the doctor. Could it be ever well?