Still required to obey?

[Salty]

So unless an OT law is repeated in the NT -
Are Christians still obliged to obey?

So my questions to him was:
1) How Short must a mans hair be:
2) What is the limit to be modest?

Got thinking about this when this meme showed up on my FB page:

 

[KenH]

Are Christians still obliged to obey?

There is no salvation in law keeping(any law) as the only man who ever kept the law perfectly was the God-man, Christ Jesus, and it is by His perfect righteousness imputed to God's chosen ones that they are saved.

Should people behave themselves - speak kindly, act kindly, love their neighbor as themselves, etc., etc., etc.? Yes. But it has nothing to do with salvation. It is the result of having been regenerated by the Holy Spirit and having been given a new heart to replace their heart of stone.