One cannot lead a life that is truly excellent without feeling that one belongs to something greater and more permanent than oneself.
Attention is like energy in that without it no work can be done, and in doing work is dissipated. We create ourselves by how we use this energy. Memories, thoughts and feelings are all shaped by how use it. And it is an energy under control, to do with as we please; hence attention is our most important tool in the task of improving the quality of experience.
The psychic entropy peculiar to the human condition involves seeing more to do than one can actually accomplish and feeling able to accomplish more than what conditions allow.