There is a very powerful illustration of the difference in flesh and spirit at the end of the book of John. After Jesus’ resurrection from the dead, his disciples decided to go fishing, which was their old vocation before they began to hang out with Him. They were in a fishing boat, and fished all night. In the morning, a man stood on the shore and yelled to them, “Have ye any meat?” In other words, “have you caught anything?”…..