How to think critically?When I talk

how to think critically?
when i talked with foreign instructors or thai professors, i tried to find out how they thought and what the reasons were. all of them thought critically. i am trying to follow their footprints in order that i'll be an effective english teacher.

How to think critically?
When I talked with foreign instructors or Thai professors, I tried to find out how they thought and what the reasons were. All of them thought critically. I am trying to follow their footprints in order that I'll be an effective English teacher.

to think critically How When I talked with foreign?
Thai instructors or professors, I tried to find out how and what they thought were the reasons. All thought of them critically.I am trying to follow their footprints in order that 'I English ll be an effective teacher.