2. Participate in the debate.
3. Stick to common sense.
4. Dare to question. Including authoritative conclusions and personal conclusions, if the logical explanation is obviously unreasonable.
For some questions, we should think carefully about what the question is asking. Only on the basis of accurate understanding of the problem can we have correct thinking.
As for thinking, I think we can practice debating, read philosophy books and learn some thinking methods to make our thinking more active and open.
In addition, communicate with others more and see how others look at the problem. If others do well, they should study, but if they do badly, they should be alert.
A journey of a thousand miles begins with a single step. Take your time, as long as the method is right and you persist, you will definitely improve your ability.