Should We Only Study the Truth in the Bible and Not Learn About Other Beliefs?

Questions about whether we should only study the truth in the Bible and not learn about other beliefs, whether the apologetics approach is contrary to the warning in 2 John 10, and the biggest change STR has seen in the types of questions asked over the years.

 

• If people who are trained to identify fake currency only study the real currency, should we therefore only study the Bible and not learn about other beliefs?
• Isn’t the apologetics approach contrary to 2 John 10, which tells us not to let anyone in our home who has an opposing view?
• What’s the biggest change STR has seen in the types of questions asked over the years?