But more than anything, he loved playing baseball.

VOA: special.2010.04.11

So, the barber is speaking about his son in such a way that he seems alive, but, in fact, he's dead. So here is one dead child playing baseball, or the memory of him playing baseball is alive with his father.

这个老理发师在用一种谈论,活人的口吻谈论他的儿子，但实际上他已经死了，那么，这里是一个打篮球的孩子的死，也许对他父亲而言，关于他打篮球的记忆将长存。

耶鲁公开课 - 1945年后的美国小说课程节选

Well, I started playing baseball when I was really young, about...I think I was seven years old,

我很小的时候就开始打棒球了，大概是……，我想那时候我大概七岁吧，

会打棒球吗？ - SpeakingMax英语口语达人