I thought

I thought a thought.

But the thought I thought wasn't the thought I thought I thought.
If the thought I thought I thought had been the thought I thought,

I wouldn't have thought so much.

我有一种想法，

但是我的这种想法不是我曾经想到的那种想法。

如果这种想法是我曾经想到的想法，

我就不会想那么多了。