"好好活着"用英语可以翻译为"live well"。这个短语来源于中文，意思是尽力让生活变得更好。例句及中文翻译如下：

It's important to live well and enjoy life to the fullest.

重要的是好好活着，享受生活。

He always says that the key to happiness is to live well and be kind to others.

他总是说快乐的关键是好好活着，并对他人友善。