See hypnopompic and hypnogogic in the introduction

Material aspects: Occasionally in dreams and in the hypnogogic state, we become aware that we have ‘said’ yes. This is an instinctive acceptance or acknowledgement of the validity of whatever...

The gate in dreams is a potent image of the transition between the physical and spiritual realms, not just in the sense of death, but also as we learn more...

What is sleep exactly? Although we know that all creatures that live sleep, and although science has diligently studied sleep in many sleep laboratories around the world, sleep itself—and its...