Inwardly alert, open, calm.
Outwardly upright, extended, filled with spirit.
This is the foundation of stillness.
Add the hard and the soft, the powerful and the relaxed,
Motion and stillness, contraction and extension:
In the instant these converge, there is power.

Grand Master Wang Xiang Zhai

Reference:
The Way of Power: Reaching Full Strength in Body and Mind
Lam Kam Chuen
ISBN: 9781856751988

p. 18

Links:
Search Lam Kam Chuen at neigong.net