Ronda Rousey posts quote about hitting ‘rock bottom’ on Instagram

Ronda Rousey has broken her social media silence. Sort of.

The former UFC women’s bantamweight champion posted a quote on her Instagram page Monday morning, referencing hitting “rock bottom.” The quote is from “Harry Potter” author J.K. Rowling.

“And so rock bottom became the solid foundation on which I rebuilt my life,” the quote reads.

Rousey, 29, was knocked out in 48 seconds by Amanda Nunes at UFC 207 last month. In her previous fight, the mainstream star lost by knockout to Holly Holm at UFC 193 in November 2015.

Though many pundits have speculated that Rousey may never fight again — she did allude to retirement in interviews late last year — she has not made any statements about it or her…