Almost always when one comes across  successful people, there's an aura that surrounds them, a shield of achievements that protects and a wall of happiness that viels the real them. But, scrape the surface and you will discover insecurity, failures and hardships.
However, we only choose to look at the gloss while ignoring the metal underneath which has been strengthened by years of hardwork, sacrifice and struggle. It is easy to say that failure makes people stronger but difficult to realise that failure in itself is not success but the lessons you learn from it which make it happen.