For it is by grace you have been saved, through faith and this is not from yourselves, it is the gift of God, not by works, so that no one can boast. ~ Ephesians 2:8-9

A lot of people think that they have to someway work their way towards salvation, and this could affect their entire Christian experience. 

Here are a few relevant articles on some of the questions about salvation that I had, which could give you a more in-depth insight. 

Why is eternal security important?

Once saved always saved? 

Do believers have the ability to abandon their salvation?