I think a spiritual journey is not so much a journey of discovery. It's a journey of recovery. It's a journey of uncovering your own inner nature. It's already there.
The number of illegal activities were so large that one was bound to come out and lead to the uncovering of the others. Nixon was too willing to use the power of government to settle scores and get even with enemies.
Science is wonderfully equipped to answer the question 'How?' but it gets terribly confused when you ask the question 'Why?'