John Dewey

Only when it becomes cast in a mold and runs in a routine way does it lose its educative power.

I wish you to understand that I am thinking about something or other most of the time." Now reflective thought is like this random coursing of things through the mind in that it consists of a succession of things thought of; but it is unlike, in that the mere chance occurrence of any chance "something or other" in an irregular sequence does not suffice.

Thinking in its best sense is that which considers the basis and consequences of beliefs