Your mind must not be anything but
empty. When it is empty, justice comes to
dwell. Your mind must not be anything but
authentic. When it is authentic, worldly
anxieties cannot enter.

Vegetable Roots Discourse: Wisdom from Ming China on Life and Living - Caicentan by Hong Zicheng (Shoemaker & Hoard, 2006), Translated by Robert Aitken with Daniel W. Y. Kwok, p. 38