Twins often find it difficult to appreciate their own successes. Since so many of their accomplishments are evaluated in relation to their twin, many twins find it challenging to absorb a singular success. It has been a habitual practice to evaluate a twin’s status by comparing what one twin has or doesn’t have–or did or did not do–with that of the other twin. Singletons are accustomed to being compared with others, and consequently they learn how to integrate their successes […]