Tao Te Ching

“The Inner Light is beyond praise and blame;
Like space it knows no boundaries,
It is only when you hunt for it that you lose it;
You remain silent and it speaks; you speak, and it is dumb.”

— Yòngjiā Xuānjué 永嘉玄覺 665 – 713 CE
(Yung-chia Ta-shih; Yōka Genkaku; "The Overnight Guest")
from Song of Enlightenment 证道歌