Where to find faith (in anything)

I’m looking to find faith, but not neccessarily in the religous sense. Right now I realize that I have a lack of faith in my life in every way. I don’t even feel my job right now has much purpose. I want to get in a direction in my life and just KNOW it is right for me regardless of the ups and downs. Where do you find your faith, and how did you find it?

Lets start with the basics, then.
How do you define faith?