Often lots of people's third eye are not open because they are blocked. The third eye is a sixth chakra but connected to the first, second and third chakra's and blockages in this lower chakra's will also cause a blockage in the sixth. Oftentimes, the cause of blockages are fear and disbelief, though Tibetans and Indian yogis believe third eye is blocked for past life karma . Some people refuse to believe that they are blessed with a sixth sense while others are anxious of the images they might see once they have opened theirs.
You do not have to go to a professional psychic to receive spiritual messages for yourself. You can do it on your own. You possess a powerful tool within yourself that can significantly improve your daily living. Clairvoyance allows us to see things on a spiritual level. With it, we can vividly see our past, present and future. Many of us has already experienced clairvoyance at some point in our lives.
A practitioner of Zen will tell you that everything you do should be done with a purpose, with awareness, and with intent. A Zen tea drinking meditation involves using intent and awareness in the preparation, making, and drinking of tea.