<p>People have been sharing their life stories with psychologist Allison Keating for the past eighteen years, and the words she hears most often are 'I feel overwhelmed,' followed by 'I thought I'd have it figured out by now.'Adulthood is tough. As we try to divide ourselves between our partner, children, parents, siblings, friends and colleagues, it is no wonder we can feel overwhelmed, often neglecting the most important relationship of all ? t...