It means that Tao doesn't force or interfere with things, but lets them work in their own way, to produce results naturally. Then whatever needs to be done is done. ↗
Our greatest pretenses are built up not to hide the evil and the ugly in us, but our emptiness. The hardest thing to hide is something that is not there. ↗
Our frustration is greater when we have much and want more than when we have nothing and want some. We are less dissatisfied when we lack many things than when we seem to lack but one thing. ↗