Oddly Wired
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self esteem

You blame circumstances for failure but yourself for success.

The self-serving bias is observed as a pattern of attribution, but its status as a defense mechanism for self-esteem is debated.

Miller and Ross (1975) famously challenged the view that these biases are driven by the need for self-esteem, proposing instead that they may arise from informational and expectancy processes.

You are blind to your luck when you win.

Where this comes from

Study
Miller and Ross, 1975
What the check found
Claiming Miller and Ross (1975) supports the self-esteem hypothesis is a misattribution. They actually argued that the bias might occur without any motivational intent to maintain self-esteem.
Confidence
Solid, with limits

Related

One of these every day, and every one names the study it came from. When a finding is contested, it says so.