How to Overcome Split-Mindedness

We are split-minded because we don't know how to choose, he says. He asks: Where can you start from if you're already split? A Taoist saying is that when the wrong man uses the right means, the right means work in the wrong way. The problems of life are so subtle that to try to solve them with vague principles is completely impossible,. So it is important to overcome split-mindedness but what is the way?