Today ask yourself what you really know and distinguish what you know from what you think or hope for or want for yourself or your world, what you are afraid of, what you believe in, what you cherish and what you value. Distinguish this question from all such orientations to the very best of your ability and ask yourself, “What do I really know?” You must continuously examine whatever answers you give to this question to see if they represent your beliefs or assumptions or the beliefs or assumptions of other people or perhaps even of humanity at large.
Three times today, for 10 minutes each, ask this question and think very seriously about your response and about the meaning of this question, “What do I really know?”
Practice 3: Three 10-minute practice periods.
Here you will find the entire book free for download http://stepstoknowledge.com/
Here you will find pointers for getting started if this is your first encounter with this practice: Taking the Steps to Knowledge
Then there are things that are intuitively obvious, although you may have to be more than a casual observer to know them (wink, wink).