The moment a little boy is concerned with which is a jay and which is a sparrow, he can no longer see the birds or hear them sing.

The moment a little boy is concerned with which is a jay and which is a sparrow, he can no longer see the birds or hear them sing.

当一个小男孩关心哪一只是松鸦，哪只是麻雀时，他再也看不到鸟儿，也听不到它们唱歌。

-- Eric Berne 伯恩