Human beings can withstand a week without water, two weeks without food, many years of homelessness, but not loneliness. It is the worst of all tortures, the worst of all sufferings.
It's always easy to blame others. You can spend your entire life blaming the world, but your successes or failures are entirely your own responsibility.
As he mused about these things, he realized that he had to choose between thinking of himself as the poor victim of a thief and as an adventurer in quest of his treasure.
Don't be like those people who believe in "positive thinking" and tell themselves that they're loved and strong and capable. You don't need to do that because you know it already.