Until a month ago, Eva and Aaron had been inseparable. But now all Aaron could do was to gaze at Eva as she strolled arm in arm with Sam. "What does she see in that guy?" Aaron muttered none too confidently. So, when Aaron saw that Eva had left a note on Sam's dorm-room door saying, "Meet me at 8 p.m.," Aaron removed it. What do you infer is Aaron's motivation for removing the note?