Attention is psychic energy, and like physical energy, unless we allocate some part of it to the task at hand, no work gets done.

Mihaly Robert Csikszentmihalyi (1935 CE-2021 CE), Mihaly Robert Csikszentmihalyi Robert Csikszentmihalyi was a Hungarian-American psychologist. He recognized and named the psychological concept of "flow", a highly focused mental state conducive to productivity.