After decades as a customs inspector, Henri Rousseau picked up a brush and taught himself to paint. He submitted his work to the official Salon, but they rejected him for lack of skill. Rousseau refused to give up.
Mary Somerville’s father feared for her sanity. Why couldn’t she interest herself in music and fashion magazines? But no, Mary wanted to be a mathematician, and in the end, Oxford named a college after her.
Franklin’s achievements still electrify. He was a printer, statesman, activist, inventor and diplomat. By 26, he was a best-selling author. But when he came to following his life’s calling, you might consider him a late bloomer.