Intelligence is the ability to think and use one's thinking ability to better the Life of himself and people around Him. Intellectuality is the ability to make decisive judgement about things, due to the acquisition of Knowledge. Intelligence can be acquired without going through the Four walls of the classroom, you cant be intellectual without acquisition of scholarstic Knowledge. An intelligent man is a very good Observer; he studies basic and simple things around him, using them to better his life. Application of Knowledge. An intellectual Learns from what other people has done. Example from sciences achimedes principle, law of floatation etc are gotten from careful observation. An intelligent man is Enlightened while an intellectual is a literate. An Intellectual is a man who has been taught, trained, polished for a specific purpose. While an Intelligent man is an Originator of Thoughts. E.g albert Einstein is an Intelligent man, your lecturer is an Intellectual. The major difference between both of them is Observation and application of Knowledge. As Christians we have to be super intelligent because we have the mind of Christ.