“要达到目的，就要不择手段！”英语如何说？

句子：attained one's active unscrupulously to achieve his/her goal.
短语：1、go to any lengths to （v. 为达目的不择手段）
2、by hook or by crook这个用法比较不chiglish，举例：“Man first gets ON by hook or by crook. When he gets the HONOR, he becomes HONEST.”

The end justify the means.

If some one wants to reach a goal, he must take a measure, whatever it is.

you have to do it by any kind of means if you want to carry your point.

Must achieve the goal, must resort to all means