Instead of following passion do greatly what you are doing now

It's not a black or white conclusion from Jobs story but one thing is clear; he was not following his passion when he build Apple instead he was doing something to make money and later on turned it into big vision.

Loving what you do is necessary to do great work and it prevails in Jobs and every great person life.

But simply following your passion is not worth it.

Be so good at what you do that you are irreplaceable.

Remember one thing always: If you want to have something of value and rare then in return, you must be able to provide something valuable first.

Happy job profile requires that you fulfill three basic psychological needs—factors described as the “nutriments” required to feel intrinsically motivated for your work:

Autonomy: the feeling that you have control over your day, and that your actions are important