Faustus first began to believe that human salvation was impossible because he read the scripture and saw that all human beings sin and are D word.
In addition, he had been misled by Mephastophills, who caused him to misread the scriptures.
Saving money to buy a new car within a year is an example of a long-term goal, because it is a goal that takes a long time to accomplish and requires several stages in the process. It takes planning and strategy, and the results are not immediate.