翻译：生活中，有一个好习惯是非常重要的。

In our daily life, a good habit can not be over emphasized（强调）.
这句话的意思是好习惯的重要性怎么强调都不过分。把主语放在最前面符合英美人的语言习惯。

It's important to develop a good living habit.

It's very important to have/develop a good habit in our (daily) life.