Above all, beware of compromises. I do not mean that you are to get into antagonism with anybody, but you have to hold on to your own principles in weal or woe and never adjust them to others "fads" thought the greed of getting supporters.
The point, which can hardly be repeated too often, is that differentiation is not separation. The head and the feet are different, but not separate, and though man is not connected to the universe by exactly the same physical relation as branch to tree or feet to head, he is nonetheless connected - and by physical relations of fascinating complexity.