An important part of life is motivation.Of course every person is motivated a little bit different but every person has some basic common motivations like hunger and physical comfort.This are some of the things that make people want to go out and work and do other unpleasant things in order to be motivated.
Everything one does in life has to do with some type of motivation. One of type of motivation is the need to survive. If you want to get by and life and have enough food and shelter, you must motivate yourself to work or acquire money in some way. Without motivation, you will perish.