Take that dream job and take on more risk?

This was my reply to a reader's email:

Hi L,

If you remember, I have a blog that says unless we are rich, be pragmatic, not romantic. Most of us have to work, exchanging our time and energy for pay.

If we are not financially secure, then, we might have to forgo that dream job which does not have a predictable income. Having a predictable income stream provides peace of mind which is