Kindly quote references which deal with this subject

Many a times Hindus today are heard saying that there are no rules in Hinduism. Hinduism doesn't provide any scriptural injunction whether you are in 'Bramhacharya', 'Grihastha', 'Vanprastha' or 'Sanyasa'. Basically it is 'Do what thou wilt' religion, and any scriptural injunction is many a times...

What would be the translation of this verse and is it from rigved? Any commentary available for this?