Fourfold Dharmadhatu of Hua-Yen
1.  The world of Shih (events)

Five Relations Between Universality and Particularity of Tung-Shan
Particularity in Universality Subjectivity
Universality in particularity Objectivity

When one stays in the centre of the market and is ready to engage in all kinds of work at any time, he is entitled to receive thirty blows, because he neglects the cultivation of li, or reality, or non-action.  (Wan-Ju T’ung-Che)

Fourfold Dharmadhatu of Hua-Yen
2.  The world of Li (reality)

Five Relations Between Universality and Particularity of Tung-Shan
Enlightenment emerging from universality
Non-action (from which action emerges)

When one stays on top of the solitary peak and gazes at the sky, he may swallow all the Buddhas, past, present and future, in one gulp, but he will neglect the all-sentient beings.  He should also be given thirty blows because he neglects shi, or action. (Wan-Ju T’ung-Che)

Fourfold Dharmadhatu of Hua-Yen
3.  The world of Li and Shih perfectly interfused    

Five Relations Between Universality and Particularity of Tung-Shan
Enlightenment emerging from particularity
Interfusion of action and non-action  

One stays on top of the solitary peak gazing at the sky, yet he is in the centre of the market engaged in all kinds of work.  One is in the center of the market engaged in all kinds of work and yet he stays on top of the solitary peak, gazing at the sky.  If these two men come to me I will have nothing to offer them. (Wan-Ju T’ung-Che) 

Fourfold Dharmadhatu of Hua-Yen
4.  The world of perfect mutual solutuion between Shih and Shih

Five Relations Between Universality and Particularity of Tung-Shan
Enlightenment achieved between universality and particularity
Absolute freedom from both action and non-action

Do you understand where I shall be? 
Holding a staff and sitting front of the door. 
When a lion or an elephant or a fox or a wolf comes,
every one of the will receive my blows in like manner. (Wan-Ju T’ung-Che)

Original Teachings of Ch’An Buddhism by Chang Chung-Yuan    Vintage Books    1971  ISBN 0-394-71333-8(p. 53)