Working in corporation change is fraught with many challenges. One of these challenges is ostracisation and rejection of the change agent by the corporate immune system. It is useful to understand why this resistance can be expected. Many change makers struggle with this apparent rejection by their colleagues and with the inevitable frustration due to the glacial speed of progress. The reasons for such phenomena are as manifold as the obstacles one must overcome. However, for this Thursday Thought, let’s consider a core reason why change is so difficult: the fear of the unknown.