Use Protection Or Abstinence?

These days one does not know what to preach because the society has been really polutted with talks of copulating and this has affected the way most teens think... We all know that s§x is happening and turning the other check will not help..Naaa! What is the best- Advising to use protection and prevention measures or to abstain from sex? If you advice to abstain from sex,are you sure via IFTTT