Recognizing the three P’s are key in processing setbacks, Sandberg said: Personalization is “the belief that we are at fault,” the lesson being that not everything that happens to us happens because of us; pervasiveness is the belief that an event impacts all parts of life, the lesson being that not all things in life are awful; and permanence is the belief that the sorrow will last forever, the lesson being that we should accept our feelings but know they are not everlasting.
Source: Watch: Sheryl Sandberg’s powerful and emotional commencement speech on building resilience – Vox