Authors:

In extreme situations, the entire universe becomes our foe; at such critical times, unity of mind and technique is essential - do not let your heart waver!

Morihei Ueshiba (2005). “The Art of Peace”, p.134, Shambhala Publications
In extreme situations, the entire universe becomes our foe; at such critical times, unity of mind and technique is essential - do not let your heart waver!