How does a common law system differ from a civil law system?

A common law system is based on religious teachings, while a civil law system is based on cultural traditions.

A common law system is very rigid, while a civil law system tends to be more flexible.

In a common law system a judge relies on legal codes to make rulings, while in a civil law system a judge relies on his intuition and moral reasoning to make judgments.

In a common law system a judge has the power to interpret the law, while in a civil law system a judge has the power only to apply the law.