Indirect Characterization

He walked along the hallway, whistling, while everyone else was tired from the lack of sleep. He greeted everyone he saw with a smile and even said Hi to the people he didn't know. Everyone stared at him as if he were mad, but he didn't think so. He was overjoyed because of an incident that happened last night. When he stepped into his first class, he first sighted a sweet-looking girl who also seemed in a good mood. He came up to her and stroked her hair, whispering 'good morning' into her ears. She grinned and whispered back. Overwhelmed by his new girlfriend, he felt as if he owned the whole world. He sat next to her, holding her hand softly, as if she were a fragile doll.