Ten Invariants
1)
         The Triple Heart Law is invariant
2) 5 things that Buddha teaches us is invariant
    
         -the truth ( The Buddha heart is the Truth)
     -Causality (The Skandas heart is the Causality)
     -the way (To extinct the Heart of Skandas is the Way)
     -extinction
     -liberation
3) Everybody having a Buddha-heart or Buddha-nature
         is invariant
4) Everybody being able to become a Buddha is invariant
5) The Buddha Heart is invariant
6) The Buddha Heart Field is invariant
7) Buddha three emptiness is invariant (from Diamond Sutra)
   - no teaching
         - when Buddha expounds the Dharma, there is really no Dharma to teach
   
         - no liberation - no living beings whom the Tathagata can liberate
    - no gain
         -  Buddha has not gained even the least Dharma from Supreme enlightenment
8) Buddha's three samadhis is invariant
     - Emptiness & tranquility
         (No mark = Emptiness; no thought = tranquility)
      - No mark &
         no thought
      - No wish/seeking/acting
9) Detachment from the skandas heart and approach to the Buddha heart by way of no-thought is invariant
10) Cause-effect law is invariant