Eric Hoffer — American Writer born on July 25, 1902, died on May 21, 1983

Eric Hoffer was an American moral and social philosopher. He was the author of ten books and was awarded the Presidential Medal of Freedom in February 1983. His first book, The True Believer, was widely recognized as a classic, receiving critical acclaim from both scholars and laymen, although Hoffer believed that The Ordeal of Change was his finest work... (wikipedia)

Disappointment is a sort of bankruptcy - the bankruptcy of a soul that expends too much in hope and expectation.
Someone who thinks the world is always cheating him is right. He is missing that wonderful feeling of trust in someone or something.
The suspicious mind believes more than it doubts. It believes in a formidable and ineradicable evil lurking in every person.
In times of change learners inherit the earth; while the learned find themselves beautifully equipped to deal with a world that no longer exists.
Every new adjustment is a crisis in self-esteem.