" This is like beginning to read a book. When we start, we will often be interrupted by many distractions around us. But if it is a good book, perhaps a mystery novel, by the last chapter we will be so absorbed in the plot that people can walk right by us and we will not notice them. In meditation at first, thoughts carry us away and we think them for a long time. Then, as concentration grows we remember our breath in the middle of a thought. Later we can notice thoughts just as they arise or allow them to pass in the background, so focused on the breath that we are undisturbed by their movement. As "

― Jack Kornfield , A Path with Heart: A Guide Through the Perils and Promises of Spiritual Life