(6-101 AD) John was the son of Zebedee, and the brother of James. He was first a disciple of John the Baptist and later one of the twelve apostles of Jesus and authored the Gospel of John in the New Testament. He is revered as a saint by most of Christianity.
"Tremendous is the effort and the vigilance that is needed from second to second, from moment to moment, in order to not fall into illusions. One minute of unawareness is enough for the mind to be already dreaming about something else, distracting it from the job or deed that we are living at the moment."