In chapter 9 of Ace on the River, Barry Greenstein explains why integrity is not just a moral choice in poker, but a practical strategy that protects games, relationships, and long-term profitability.
Integrity as a Competitive Advantage
Greenstein begins by stating that he follows stricter ethical standards than many of his opponents, even when it costs him money in the short term. He argues that this approach brings peace of mind and, over time, actually improves results by strengthening trust and reputation.
The Gray Areas of Cheating and “Angle-Shooting”
He describes the wide range of borderline behaviors that exist in poker—selective rule enforcement, deceptive gestures, exploiting technicalities, and subtle attempts to induce opponents to make mistakes. While players disagree on where cheating begins, Greenstein chooses to err on the side of honesty in all ambiguous situations.
Why Selective Ethics Backfire
Some players justify bending rules against opponents they believe are dishonest, while others act as if the rules don’t apply to them at all. Greenstein rejects this logic, explaining that selective ethics invite retaliation and suspicion. A player known for strict fairness discourages others from cheating and reduces hostile dynamics at the table.
Trust Keeps Games Alive
Dishonesty damages games by driving away losing players, who may quit once they suspect unfair play. Conversely, players prefer games where they feel protected from trickery. Greenstein emphasizes that long-term success depends on keeping games healthy, and integrity is essential to that goal.
Leading by Example
By consistently applying rules to everyone—including himself—Greenstein aims to set a standard others may follow. Gaining respect at the table can influence the overall tone of a game and reduce unethical behavior by others.
Financial Integrity and Reputation
Greenstein places special emphasis on debt and reliability. Owing money is sometimes unavoidable in poker, but failing to handle it responsibly is inexcusable. He advises always paying debts promptly, even if doing so temporarily hurts one’s bankroll.
Reliability as an Invisible Bankroll
A strong reputation for honesty and dependability effectively increases a player’s financial flexibility. People are more willing to lend, stake, or accommodate someone they trust. In this sense, integrity functions like an invisible bankroll that can be more valuable than cash.
Communication and Accountability
Greenstein concludes by stressing personal responsibility in financial matters. When you owe money, it is your duty to acknowledge it openly and explain your repayment plan. Clear communication prevents resentment and preserves relationships—both of which are crucial in the poker world.
Core Message of the Chapter
Integrity is not weakness or naïveté. For Greenstein, it is a strategic foundation that protects opportunities, sustains profitable games, and enables a player to succeed without sacrificing self-respect.