I don't know, I 'am just a man in the street.

我不知道，我仅仅只是一个普通人。

youdao

Now I am a little older and possibly wiser, I see the sense in it. In Fleet Street the man was under continual pressure.

现在我上了点年纪，可能也聪明一点儿了，我明白了其中之含义：在弗利特街这个人面对的是无休止的压力。

youdao