The Bhagavad Gita (dated between the 2nd century BCE and 2nd century CE)
“One should have watchful insight
into action,
watchful insight
into wrong action,
and watchful insight
into non-action.
The way of action
is hard to fathom.”
- This quote is from discourse/chapter 4, verse 17 of the Bhagavad Gita (a Hindu scripture included in book 6 of the epic poem, the Mahabharata). The translation used here is by Laurie L. Patton (Penguin Classic, 2014).