Complex sentence: A temptation is an act that looks appealing to an individual, usually viewed as being immoral, or sin, and as such tends to lead a person to regret such actions as a result of guilt.
Split into simpler sentences: A temptation is an act that looks appealing to an individual. It is usually used to describe acts with negative connotations and as such, tends to lead a person to regret such actions as a result of guilt.