Throughout history, there have always been sects warning that the end of the world was imminent. 2012 seems to hold a special attraction to a wide segment of end-time believers. The main concern springs from Mayan cosmology, which indicated that a significant number of cosmic cycles are due to come to a close on December 21, 2012.
Courage is a product of higher purpose. Courage conquers the fear of pain, of loss of life or the loss of a loved one. With higher purpose, you gain the power to spring into action and achieve your mission despite any fear that you may feel.
While physics is the study of physical reality, metaphysics includes that which is beyond the physical, but not necessarily the spiritual. Spiritual metaphysics takes an entirely different orientation.
There are two types of ascension. One is the ascension of humanity to a higher level of physical consciousness, as in The Shift, which is ongoing today. The other is the traditional form of ascension, where the devotee develops their spiritual capability to the highest state possible while in a human body.
Spiritual seekers or lightworkers see the world through a different lens than the majority of humanity. They know that they have a sense of inner knowingness that is built into their very nature, but its source is clouded in mystery.