The Twenty-First Century glasses are as good to do the work than the First-Century glasses. We have the same Master, we have the same Great Commission, we just have different tools to use in our current era. So, let us use them wisely.
Where in the Bible do we find “go ye into all the world, and attack with the gospel to every creature”? The answer is simple, nowhere. But, “Go ye into all the world, and preach the gospel to every creature” is said by the Lord to the disciples as recorded by the inspired Mark (Mark 16:15). The Greek form ηρύσσω (kērussō) translated as “preach” in this passage simply means “to herald (as a public crier), especially divine truth (the gospel)”