Because most people are not sufficiently employed in themselves they run about loose hungering for employment and satisfy themselves in various supererogatory occupations. The easiest of these occupations which have all to do with making things already made is the making of people: it is called the art of friendship.
Why are ecologists and environmentalists so feared and hated? This is because in part what they have to say is new to the general public and the new is always alarming.