was not good enough
She was always at the top of the class and has always been an overachiever, but the elderly prof kept leading her on for ulterior motives -- she wanted to move to Sweden in her old age where her daughter lived and dropped her PhD student after she had secretly made all the arrangements. But no-one holds it against her, she has long been dead and buried -- but she did achieve her goal which we might term her personal "survival strategy".
One must accept that in business, politics and personal life one person's success is often someone else's setback. That also pertains to nations, ethnic groups, religions and other communities. That's life, so it's nothing get paranoid about.