What is an ivory tower and how is it related to the Pisces and the worlds they live in their minds?

An ivory tower is a state of privileged seclusion or separation from the facts and practicalities of the real world. This relates to the Piscean tendency toward escapism, particularly if life does not go their way and their proclivity for self-delusion. Both are manners of removing oneself from reality and constructing one more favorable to oneself, albeit imaginary