My children are blameless victims of their monstrous father. A man you once knew quite well.

from Breaking Bad (Ft. Vince Gilligan) – Felina on Rap Genius

Meaning

Gretchen’s words on the previous episode

I can’t speak to this Heisenberg that people refer to, but whatever he became, the sweet, kind, brilliant man that we once knew long ago. He’s gone.

The relationship between them drastically changed in the 5 seasons

Season 1

Season 5

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