At age 3, child clearly becomes aware of themselves as a person with their own desires, rights and will. This is a revolution — and like any revolution, it is messy.
'I' already exists but is fragile. Child is testing: will mum love me if I say no? Will my identity survive if I lose? The answers shape self-esteem for years.
Alicia Lieberman: 'The best thing parents can do at age 3 is allow the child to lose without it becoming a catastrophe.'
The crisis ends when child integrates 'I can want my own things' + 'I am still safe'. This happens through thousands of small confirmations of parental love despite the protest.