Expanding to greatness can be seen as the antonym for "cutting down to size." This phrase refers to the act of reducing someone's ego or self-importance. Instead, expanding to greatness represents the idea of elevating someone's confidence and self-belief. This phrase suggests that individuals should not be diminished or limited, but rather empowered to achieve their full potential. Another antonym could be building up, which references the idea of increasing someone's self-esteem and motivation rather than breaking them down. Both antonyms promote positivity and encouragement, rather than belittling or disrespecting others.