In many cases human nature is expressed as impulse before thought or in economic terms buy now, pay later. The character of deferred payment is complicated by convenience of credit cards, loans and mortgages. In every case the economic theory is based on an assumption that you can afford to make the payments of principal and interest on a debt without change to your present ability to earn an income.
However, reality teaches us that theory is not the same as practice. Our circumstances are always changing. For example, unforeseen market changes like in sub-prime mortgages, job loss, injury, or illness can change your ability to pay your debt in an instant.
Other human characteristics that contributes to unmanageable debt includes not knowing how to budget, not sticking to a budget, emotional roller coaster type of binge spending, shopaholic behavior needing to buy special offers, big discounts, or new stuff like tech toys, clothes, games, etc. without regard for ability to pay.
In order to get out of debt fast you must recognize the fact of planned and unplanned change. You must be able to adjust your spending up or down according to your circumstance. The...