
As quoted by Oprah Winfrey.
Oprah Winfrey's paraphrase:
When people show you who they are, believe them.
Source: [When people show you who they are, believe them, http://www.oprah.com/oprahs-lifeclass/when-people-show-you-who-they-are-believe-them-video, 2016-01-19, Oprah's Lifeclass, Oprah, Winfrey, Oprah Winfrey Network, 2011-10-26, 1, 13, 90, en-us, Oprah Winfrey]
Source: [Book club finale, http://www.oprah.com/oprahshow/One-of-Dr-Maya-Angelous-Most-Important-Lessons_1, 2016-01-19, The Oprah Winfrey Show, Oprah, Winfrey, 1997-06-18, 45, en-us, Oprah Winfrey]