I used to think that about Leo as I felt he always acted the parr’s well but always seemed too young for the parts. However in 2016 when I saw The Revenant I knew that he had come of age and would win the Oscar for best actor
https://oscar.go.com/news/oscar-news/leonardo-dicaprio-wins-his-first-oscar-for-best-actor
thought he arrived with Blood Diamond, myself. should have won that year.