Instead of being saved based on their relationship with Jesus, their religion has unwittingly become their symbol for salvation.
For he will turn your son from following me, and they will certainly serve other gods; and Jehovah’s anger will indeed blaze against you.” Dueteronomy 7:3,4 ...
Similarly, Christians guard against forming relationships with those who might weaken their faith.
If they're not ready for marriage, they shouldn't be dating.
Jehovah's Witnesses obey the Apostle Paul who said, 'Do not be yoked together with unbelievers. Here's what the Watchtower says, 'when necessary, a loving friend will kindly remind a companion about Jehovah’s standards. ) For example, what would you do if you noticed that an unmarried friend was becoming emotionally attached to an unbeliever? if your friend ignored your counsel, what would you do?
Watchtower Sept 1989 Therefore it's not likely that a dedicated, baptized Jehovah's Witness who wants to get married, would consider someone who is not an equal. They will want you to come to meetings and study with them.
A baptized JW who loves their religion, would always date another baptized JW (of the opposite sex of course). This alone can be a strain on your developing relationship especially if you're happy with your life and don't want to be a JW.
If that isn't enough, they also have a very negative outlook about people who don't believe in the same things they believe in.
They believe that 'armageddon' is coming soon and everyone will be destroyed by their God Jehovah, unless they sign up and join their religion.
Brothers and sisters wish to keep all the spiritually upbuilding relations, exchange greetings, wishes or experiences with other Jehovah's servants.