If you know what you are, you will never regret

If you know what you are, you will never regret

Now that I regret it, why did I do that?.

Idiom explanation

Since I regret now, why did I do that at the beginning?.

Idioms and allusions

[source]: Song Shi Puji's "five Lantern Festival yuan · tianyihuai Zen master FASI · Huilin zongben Zen master" said: "how to understand the middle and lower class?" The master said, "the corpse lies in the sky." He said, "if you know what happened in the early days, you will regret what happened in the early days."

Discrimination of words

Usage: used as a predicate or clause; refers to regret for a previous mistake or mistake