Each of my sons made the discovery early. We would be riding in the car at night, and a little voice would call out from the back seat, 'Hey, the moon is following us!' I would explain that the moon was not actually gliding along with our car. There would be another period of critical observation and the final verdict, delivered more quietly this time: 'But it really is moving. I can see it. '

我的两个孩子早就有个发现：月亮会移动。那些年，我们常在夜间驾车行路，我总能听见后座忽然传来小且稚嫩的声音：“嘿，月亮在跟着咱们走呢！”每逢此时，我便会解释说其实月亮没跟着我们的车走。他们呢，就立马颇为认真地观察好一会儿，再用沉静的声音下个结论：“月亮真得在移动呢，我都看见了。”

I thought of that one evening as I was