There is not one of you whose actions do not operate on the actions of others - operate, we mean, in the way of example. He would be insignificant who could only destroy his own soul; but you are all, alas! of importance enough to help also to destroy the souls of others. ...Ye cannot live for yourselves; a thousand fibres connect you with your fellow-men, and along those fibres, as along sympathetic threads, run your actions as causes, and return to you as effects.