Nor is it for those who are always changing their mind, wondering whether they will go on walking along this path, asking themselves if it is the right path or is it a wrong path. Such people might go four steps forward, and then come across something which frightens them. and so they run back ten steps! Then, perhaps, they may go forward again, but next time something like this happens they go back twenty steps. Their journey would last thousands of years, and even then they would not be arriving.