Intellectual spirituality is part of the process. Yes, that's valid, but don't stop there. You still have to do The Work. You still have to apply what you've learned.
Consider your personal consciousness as being like a database. The data is represented by awareness. Awareness is only gained by doing and going. If all you have is intelligence, there's not a whole lot in your database.
There are people who are supremely negative but can't conceive they are negative because the people they've surrounded themselves with are even more negative. Just a way of life.
Astrology is science, math, psychology, art, and intuition, all rolled into one. To condense it down to only science is a person just trying to win a debate.