Spending a week doing nothing but exploring the possibilities of Lego, thereby risking yet another job; impulsively sinking all his savings into wildly impractical self-employment ventures; sleepless nights, gripped by the need to write – these are just some manifestations of the often damaging periods of manic, uninhibited energy Brian Adams has experienced since his mid-twenties. But as a sufferer of bipolar disorder (also known as manic depression), he has been hospitalized several times with...