[header] How to form an opinion [title] Choose the subject, or issue you feel the need to have an opinion about. [step] This may be anything from whether to fish live baits or artificial lures, the best basketball team, or which religion (or none) you will follow. Opinions come in many levels of importance. 
[title] Look at the process of forming an opinion as an internal argument with yourself, a mental debate, so to speak. [step] This means looking at all sides of the issue, pro and con.