1. The head should be uprigth so the spirit can reach the headtop
2. Sink the chest and pluck up the back
3. Relax the waist
4. Differentiate insustantial and substantial (separate ying and yang)
5. Sink the shoulders and elbows (heavy elbows)
6. Use mind and not force
7. Upper and lower mutually follow
8. Inside and outside coordinate
9. It is mutually joined and unbroken (like a great river rolling on unceasingly
10. Seek stillness in movement

If the yung chuan (bubbling well) has not root and the waist has not commander, studying hard till death will be of not help

Si el yung chuan (pozo burbujeante) no enraíza y la cintura no tiene comandante, estudiar duro hasta que morir no será de ayuda

Be as still as a mountain, move like a great river.

Sé tan quieto como una montaña, muévete como un gran río.

Benjamin Pang Jeng Lo, Martin Inn, Susan Foe, Robert Amacker
The Essence of T'ai Chi Ch'uan: The Literary Tradition

Let the postures be without breaks or holes, hollows or projections.

Deja que las posturas sean sin rupturas o agujeros, huecos o proyecciones.

Benjamin Pang Jeng Lo, Martin Inn, Susan Foe, Robert Amacker
The Essence of T'ai Chi Ch'uan: The Literary Tradition