I do not need to know all things. I remind myself that it is sufficient that I know what I know and know that without believing that I will always know what I know or that what I know will always be true.
At a certain point we need to grow up; we need to look inside ourselves for our inner guidance. There are things most human beings know; they just don't want to know them. They know deep down that certain things in their lives are working or aren't working, that certain parts of their lives are functional and others are dysfunctional. But sometimes, as human beings, we don't want to know what's not convenient. So we pretend not to know.
We are caught up in a paradox, one which might be called the paradox of conceptualization. The proper concepts are needed to formulate a good theory, but we need a good theory to arrive at the proper concepts.
For though we often need to be restored to the small, concrete, limited, and certain, we as often need to be reminded of the large, vague, unlimited, unknown