The Babel-builders had a plan for a city and a tower. God had a plan for the global glory of His worthy Son. Guess whose plan succeeded?
Being a disciple of Jesus isn't something—as in, something we add to our lives or hold alongside of other relationships or loyalties in our life. Being a disciple of Jesus is everything. Jesus takes it all, and every other relationship or loyalty falls under His Lordship.
We can live for our best life now, and miss out on what’s really important, or we can be content with a difficult life now for the sake of an eternal reward.