phantom-thought

If you have a hankering for knowledge and the will and discipline to pursue it, you will find the information you require, and its quantity need not be measured in terabytes. A little goes a long way. (Some have found a grain of sand sufficient.) If you lack a desire for knowledge, or the will and discipline to pursue it, you can be given all the information in the world and it will leave only the slightest and most delicate impression on your mind - the kind of impression typically left by, say, a Wikipedia article.