We are to regard existence as a raid or great adventure; it is to be judged, therefore, not by what calamities it encounters, but by what flag it follows and what high town it assaults. The most dangerous thing in the world is to be alive; one is always in danger of one's life. But anyone who shrinks from that is a traitor to the great scheme and experiment of being.
Tao is so important because it is connected to all the life forms - it's related to the whole universe. Nobody can say, "Tao has nothing to do with me. Why should I try to understand it?" because actually, Tao has everything to do with us.