Do you lie?
But Peter denied it. "Woman," he said, "I don't even know him!" Luke 22:57
Are you dense in matters of faith?
"You have so little faith," Jesus said. "Why did you doubt me?" Matt 14:3
Are you overreaching?
But they didn't answer, because they had been arguing about which of them was the greatest. Mark 9:34
Are you fearful?
That Sunday evening the disciples were meeting behind locked doors because they were afraid of the Jewish leaders. John 20:19
Are you dense? (and afraid?)
They didn't understand what he was saying, however, and they were afraid to ask him what he meant. Mark 9:32
Do you lack an attention span?
Then he returned to the disciples and found them asleep. He said to Peter, "Couldn't you watch with me even one hour? Matt 26:40
Do you whine?
His disciples replied, "How are we supposed to find enough food to feed them out here in the wilderness?" Mark 8:4
If you answered "yes" to all these questions (or even one,) you are in the company of some of the greatest followers Christ ever had. Don't let yourself be judged. Don't judge yourself. Following takes practice and our Lord provides forgiveness.
Love the Lord with all you've got and keep following.