Marcus Buckingham — British Author

Marcus Buckingham is a British-American New York Times best-selling author, researcher, motivational speaker and business consultant best known for promoting what he calls "Strengths." Basing most of his writing on extensive survey data from interviews with workers in countries around the world, he promotes the idea that people will get the best results by making the most of their strengths rather than by putting too much emphasis on weaknesses or perceived deficiencies... (wikipedia)

It's a special person - and personality - who can lead a start-up to soaring success and sustain that success for the long term. Apple co-founder Steve Jobs and Facebook's Mark Zuckerberg are star examples.
Passion isn't something that lives way up in the sky, in abstract dreams and hopes. It lives at ground level, in the specific details of what you're actually doing every day.
Strengths are not activities you're good at, they're activities that strengthen you. A strength is an activity that before you're doing it you look forward to doing it; while you're doing it, time goes by quickly and you can concentrate; after you've done it, it seems to fulfill a need of yours.
A note of caution: We can never achieve goals that envy sets for us. Looking at your friends and wishing you had what they had is a waste of precious energy. Because we are all unique, what makes another happy may do the opposite for you. That's why advice is nice but often disappointing when heeded.
We dream of having a clean house - but who dreams of actually doing the cleaning? We don't have to dream about doing the work, because doing the work is always within our grasp; the dream, in this sense, is to attain the goal without the work.