There are many definitions of critical thinking out there. Some are short, sweet and simple, while there are others that are extremely long and try to include every single aspect of critical thinking. I prefer to go with the short one: "Critical thinking is the process of making clear  and  reasoned judgements ' by Beyer. There are three key elements in this 1. Clear thinking and communication : Our thinking and communication needs to be clear. You may ask what can go wrong with it? Well, the most common causes of leading one away from critical thinking are : (a) ambiguity arising from semantic ambiguity or syntactic ambiguity. Consider these sentences : "This fisherman does not use glasses". Glasses could either mean spectacles, or they could mean drinking glasses. Now consider another sentence " She saw the fisherman with binoculars" . In this sentence the ambiguity arises due to the way...