Yes. Some are really hard to pick out because the same grew up in the congregation. Over time, you discover clues here and there. Obviously, one clue is not enough so only time can tell, but eventually, they'll be revealed.
THE "DOCTRINE OF ASSURANCE", THE LEAST KNOWN TEACHING IN THE CHURCH TODAY. ARE YOU REALLY SAVED (JOHN 10:1-5, 2 CORINTHIANS 5:21, & 1 JOHN 3:6-9)? YET IT IS CRITICAL KNOWING ONE'S SALVATION (MATTHEW 13:2-9 & LUKE 14:28). OR, ARE YOU A GOAT IN SHEEP’S CLOTHING (MATTHEW 7:21-23 & 1 JOHN 2:19)?