As normal human beings going about our daily lives, chasing dreams, getting happy, or grieving over life’s inscrutable experiences, we are all aware of three states of consciousness – waking, dream sleep and deep sleep. They are so much taken for granted, we can hardly imagine a treasure concealed by these three states. However, for a person who has devoted himself to solving life’s paradoxes, the study of these states holds the key to liberation from suffering.
