former FTX USA president Brett Harrison has revealed his relationship with the embattled founder of the exchange Sam Bankman Fried had reached a point of total collapse. Harrison says it wasn’t worth continuing to work for the company, regardless of the prestige or benefits or the risk it posed to him call to leave early.

In a statement published on Twitter SaturdayHarrison expressed concern about Bankman-Fried’s mental health and addiction, saying, “Like many of us, I have family and friends who are living with addiction and mental health issues, and I have seen how these issues manifest themselves early, often without much warning Adulthood. I thought that might be a contributing factor and initially felt sympathetic.”

Harrison added that he doesn’t know Bankman-Fried well enough personally or “don’t really have time to think about the question” but does have a professional relationship with him FTX FTT/USD Founder and disagreed with a number of decisions he made to run the company.

Decisions from the Bahamas came without warning

Harrison described his first few months with the company as “wonderful,” Harrison said while Bankman-Fried was rarely involved in business with FTX US, decisions affecting FTX US would come from the Bahamas without warning.

He added that things started to change six months into his tenure at the company.

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Harrison began to strongly advocate separation and independence for FTX US’ executive, legal, and development teams, but Bankman-Fried disagreed.

Harrison said, “I saw in that early conflict his utter insecurity and intransigence when his decisions were challenged, his spitefulness and the volatility of his temper. I realized he wasn’t who I remembered him to be.”

Consequences of a disagreement with Bankman-Fried

Harrison also highlighted the pressure that came with Bankman-Fried’s rejection.

“Standing up to an insecure, proud manager is…