I don't think focus is in itself ever a bad thing. But focus of the wrong kind, or managed poorly, can be.
Daniel GolemanThere are some surprising payoffs with only a few minutes' practice, like eliminating the loss of concentration that multitasking usually brings. Short daily mindfulness practice in beginners also improves memory, to the point that a group of students who volunteered for a study got significantly better scores on their graduate school entrance exams.
Daniel GolemanCognitive skills such as big-picture thinking and long-term vision were particularly important. But when I calculated the ratio of technical skills, IQ, and emotional intelligence as ingredients of excellent performance, emotional intelligence proved to be twice as important as the others for jobs at all levels.
Daniel Goleman