Is critical thinking a field of knowledge? I rather think it is a type of attitude which can acquire throw practice. As an introduction to critical thinking , one may choose to study historical examples. In all appearancces, critical thinking is praised, celebrate and encourage in universities. Is it really true? Is'nt rather only a way to claim openess of mind, the proof of it being that we have a course in critical thinking. Is it true that in University , all critical thinking is welcome? Is there bonds to acceptable questioning? Is anonymous reviewing by peers a way to suppress critical thinking, itself immune to critical thinking? All these questions should introduce the student to the fact that critical thinking is hard because it require courage to cross well guarded boundaries. It requires the courage to loose his job or to be deny tenure. It require to prioritize truth over personal success or approval by peers. If one seeks approval may as well say good bye to critical thinking. There is a price to pay for everything worthwhile and the price of critical thinking is high.

One starting point: "What does this word, phrase, or sentence mean?"

Critical thinking involves analyzing and evaluating information to make informed decisions and solve problems. Some common starting questions for critical thinking include:

These questions can be adapted to different contexts and fields of knowledge to help guide critical thinking and decision-making.