A half-hearted spirit has no power. Tentative efforts lead to tentative outcomes. Average people enter into their endeavors headlong and without care.
EpictetusGetting distracted by trifles is the easiest thing in the worldโฆ Focus on your main duty
EpictetusImagine for yourself a character, a model personality, whose example you determine to follow, in private as well as in public.
EpictetusKeep your attention focused entirely on what is truly your own concern, and be clear that what belongs to others is their business and none of yours.
Epictetus