Tibet and buddhism is the most sophisticated philosophical development of buddhism anywhere on this planet. In five stages, deeper and deeper, you understand emptiness. The terravada understanding - that in the body and this mind, which is five scandas five aggregates, there is no self. Body mind is empty of any self. This is also the wuddhest understanding of anathema, no self. You go deeper this and understanding of emptiness is the mind only school,. not chin matra, consciousness only. Only the entire universe is a dream like presentation in consciousness.