These changes may be inessential, but they are harmless.

这样的改变也许无关紧要，但却会麻烦。

But this guy just wants to get away. He's an old man. He says: " I don't need this nonsense."

这家伙只是走开，它年龄小了，仿佛在：“这些麻烦。”

And plus, I figured I don't need all the heat this is gonna bring.

再加上 突然觉得这么大的麻烦。

Mr Hart tried to keep out of trouble, posting works that were safely in the public domain, but chafed at being unable to give away books that were new, and fought all copyright extensions like a tiger.

哈特努力麻烦，只发布已经很稳妥地位入公共领域内的书籍但是能发布新书仍然让他痛苦。他像一只猛虎那样和所有的版权保护续期作斗争。