To bring you up to speed, here are 10 major success killers, along with tips on what you can do about them. Multitask. Raise your hand if you think multitasking is the golden ticket to productivity. ... Play It Safe. ... Work More Hours. ... Focus on Problems. ... Put Yourself Down. ... Practice Self-Neglect. ... Harbor Self-Doubt. ... Fear Failure. More items... Oct 4, 2019