The Indus people initially known as the Indus River Valley Civilization which covers parts of modern day Afghanistan, Pakistan and India, were high thinkers who had a well organized civilization, made use of standardized weights and measures, seal carving, and were very good developers in the area of metallurgy with materials such as; copper, bronze, lead, and tin.
Today people that occupy these regions are making good innovations in the area of Technology, medicine and treatment and economics.
Life was hard because they didn't have much food of much of anything.
The answer is distorted thinking. Cognitive distortions are essentially ways that our psyche persuades us regarding something that isn't generally valid. These erroneous considerations are generally used to strengthen negative considering or feelings — disclosing to ourselves things that sound judicious and precise, however extremely just serve to keep us feeling terrible about ourselves.