A change reaction is by far more powerful then a chain reaction.
For when you change for the better, people shall see the change.
You shall inspire and encourage them to want to change as well.
They shall see that your God and Savior has done a mighty work in you.
So then they too shall want Christ Jesus as their Savior , Lord and God.
Thus wanting you to tell them how that they shall be saved by God.
So now Christ has use you to make them thirsty for Christ Jesus.
So be thankful for Christ is using you as a world changer for others.