It’s okay if you haven’t made it big by the time your 25, 30, or even older. Sometimes it just takes time. Here’s the key quote:
“There [are] two very distinct types of creativity — “conceptual” (in which a young person has a clear vision and executes it early, a la Picasso or Zuckerberg) and “experimental” (think Cezanne or Virginia Woolf, practicing and refining their craft over time and winning late-in-life success).”