Yeah, not sarcasm. But contradictory for a free online downloadable.
I do like the next advice, to be able to say the ideas in your own words. Maybe the point (which seems very overstated) is that highlighting and videos create the sensation of knowing, but not necessarily the knowing.
I do like the next advice, to be able to say the ideas in your own words. Maybe the point (which seems very overstated) is that highlighting and videos create the sensation of knowing, but not necessarily the knowing.