"I believe in God and that's enough to have good and happy life. I do not need any organized form of religion". We often hear phases like these.
Yet, if we think for a while, a conclusion will come. The conclusion that - although faith alone can improve our lives - we need much more for our salvation.
Look: Devil is also the believer, isn't he?
The real Catholic reinforces his or her faith with good deeds.
For the faith without its sacrificial side is only a word.