To clear up some confusion over the different 'levels', or better, 'spheres' of the Psyche, consider the following helpful distinctions (Incidentally, psyche is Greek for 'soul', so the two are indeed synonymous

This is another tricky and in-depth subject which needs at least a summary exploration Traditional occultists have noted the process of the gradual dissolving and letting go of the grosser bodies sequentially after death, to return to an identity essence apart from form, from where they begin the process of re-entry into another incarnation, rebuilding each body afresh

Astral Projection aside for a moment, generally speaking, it seems obvious to me the answer is

It depends on the drugs, but if altered perception is involved then to a certain degree the answer is yes However, for several reasons it is detrimental and definitely not recommended

Anyone trying to teach a projection or dreaming technique must naturally do so based on their own particular understanding With the huge number of differing movements of thought, religions and philosophies in the world, it is easy to see how there can be so many differing teachings concerning the same subjects

The question of whether it is 'really' the someone that you meet or not while projecting or dreaming is an intriguing one, and has been quite a point of contention between different fields of research When you are Projecting, if you meet someone and they are consciously interacting with you, it is highly likely you are indeed dealing with them direct

While it is true there are none of the usual moral or behavioral boundaries on the Astral, this does not mean actions are without consequence Like attracts like in a much more direct way there, so "do unto others as you would have done unto you" takes on a whole new meaning

With Astral Projection you get into the Astral Plane direct from your physical body When you have a Lucid Dream, you have simply 'missed' the initial projection