Justification: Being made right with God

Could you explain Justification if asked to? For many of us, the whole concept of justification is as mystifying as a foreign language, but yet Christians down the ages have fought to defend it - seeing it quite rightly as a vital element of how we are saved. But justification is not a relic of the past - it has direct relevance to us as Christians today. We often struggle with the thought of justification because of human pride; "I can't be that bad" and so justification is often undermine...