Changes

'''Cause and effect''' is the basic principle of all action. A person makes a [[choice]] to move so as to have an [[effect]] in the world. Some choices are internal and therefore show no visible result, such as planning or repentance.  

'''Cause and effect''' is the basic principle of all action. A person makes a [[choice]] to move so as to have an [[effect]] in the world. Some choices are internal and therefore show no visible result, such as planning or repentance. Not all effects have a particular cause. One example of this is radioactivity, where an atom decays because it is unstable. However when it decays is random.

'''The law of causality''' or '''the law of cause and effect''' is a fundamental law of [[science]] telling us that whatever happens is caused.<ref>{{Cite book

'''The law of causality''' or '''the law of cause and effect''' is a fundamental law of [[science]] telling us that whatever happens is caused.<ref>{{Cite book