"He isn't as emotionally mature as other students in his grade," his mother reveals. When he was in elementary school, he didn't pay much attention to trivial details and he was sometimes looked askance at by his teachers for forgetting his assignments or failing to remember his classmates 'names because they thought he was just trying to strike a pose.
不過，「他的心智年齡是比同班的孩子小」，林笑透露，單中傑小學時不太在意生活小節，有時候會因為記不得同學的名字或忘記學校交代的事項，而被老師「另眼相看」，以為是故意拿蹻。