Fana, or annihilation, is a concept in various philosophical and spiritual traditions, particularly in Sufism. It refers to the complete dissolution of the self or ego, leading to a state of unity with the divine. This process is often seen as a necessary step toward achieving spiritual enlightenment and understanding one's true nature. In Sufi practices, fana is often pursued through meditation, prayer, and self-discipline. Practitioners believe that by letting go of personal desires and attachments, they can experience a profound connection with God or the ultimate reality. This state of annihilation is considered essential for attaining a higher level of consciousness.