The brochure briefly (like the soul of wit) tells the story of the most important ideas of humanity favorites. There are both extremely serious and tragic reasons, and very humorous conclusions. There is a very short (on your request in the second edition supplement what you want), there are extensive, to suit all tastes. It describes such ideas the greatest people in the world from ancient times to the present day, which can make you the most effective, intelligent and powerful in the world. If you follow these quotes, of course.
We use the best part of the brochure is only the smartest quotes - it's just a verbatim excerpts from various publicly available texts.
We have both Hippocrates and Chekhov, Tolstoy, and Nostradamus, and Einstein, and Pascal. Some cited thoughts are so wise that they can be repeated, as the affirmation, prayer or mantra.