I see. Why I write that is because for me it is like to discuss about 'the union' keeps me holding on whether emptiness, whether form. But investigation can support our meditation.
"Despite the fact that we are a ceaselessly transforming stream, interdependent with other beings and the whole world, we imagine that there exists in us an unchanging entity that characterizes us and that we must protect and please. A thorough analysis of this reveals that it is only a fictitious mental construct".
Shechen Rabjam Rinpoche.