Since pursuing your passion is a necessary -- but not sufficient -- condition for a great career, it becomes logically essential to find your passion as a starting point.

CNN: Want a great career? Find your passion

More to the point, his passion is a topic that everyone can support: improving children's health.

ECONOMIST: A focus on children's health will help Hillary Clinton

Steve embodied principles which we need to believe are possible at this point in time: The idea that work and passion can go hand-in-hand.

FORBES: How Steve Jobs Reinvented Leadership.