The world was always changing.
In those first few days after meeting the Professor, Luke had asked him why.
The Professor had looked at him with a smile "It would be quite dull indeed if everything remained the same."
"What if it isn't a good change?" Luke had asked, thinking of his parents "Why can't change always be good?"
"That is just the way life is." The Professor had replied "However, if a change is not for the better, you must not let it take hold and drag you down. Accept it, contemplate it so that you may learn something worthwhile from it, but do not let it linger."
"I understand, Professor." Luke had been earnest and sincere "I promise I won't let change get me down."
Luke had eagerly welcomed some changes, especially those which made life better, such as his marriage to Flora, or the birth of his two children. The joy that they had brought to him had been worth those confusing years as a teenager when the sight of Flora had made his heart skip a beat, or when he had change