Dreams of LSD signify that you are exploring different realms of consciousness and getting to know the universal you, love, and the feeling of being interconnected with all of life. Your subconscious mind is making you aware that addiction to spiritual practices is healthy for you, and the source never runs out, and the high just keeps getting better.
[1]Expansion of consciousness, usually with no control. Awakening, expanded awareness.
It is safer and more productive to use meditation, relying on inner direction, energies.
See Also: Drugs.
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