Martian Time-Slip
I consider VALIS to be the PKD novel par excellence, since it was the first one I read. I agree, however, that it should not be the first novel a person reads when trying to start on PKD. It is widely known that 1974 marks a before and after in the career of PKD, sicne he starts leaning towards more religio-spiritual themes in his later works. But another difference I find relevant is that the characters become (as PKD himself did) more and more unstable as well. ...