Right now there a number of reasons why people tell lies. These reasons always seem to be justifiable by the person telling the lie. Sometimes the person will tell a deceive protect themselves from being falsely evaluated. They may inform a lie thinking they have got something to obtain.
Telling a lie to avoid being judged falsely might seem justifiable in the beginning. However feeling shame about how someone might judge you about some aspect of your life, could be an indicator your are actually doing some thing wrong. The program you are taking might actually be bothering your own conscience. This can be making you lie based on how others might view your own actions so you can justify your own actions.
Telling a lie to obtain an advantage over someone or gain some sort of material obtain is also common. This kind of misdirection or deceit is used in the wonderful world of national politics and business. Unfortunately it is used in politics to achieve favour from the voters to achieve office. Sometimes it is difficult to detect in the beginning because the promises that are made seem beneficial to the people. Eventually these promises never come to being. Telling a lie in the wonderful world of company is used to generate contracts and favours to grow monetarily. People tell lies to gain positions and employment. These lies are told for personal obtain.
Telling lies for personal obtain or to avoid criticism often come back to haunt the one who created the particular deceit. It better to be honest and prevent telling these types of lies. You will end up best in the lengthy.