Just as there is no loss of basic energy in the universe, so no thought or action is without its effects, present or ultimate, seen or unseen, felt or unfelt.
The heart of the matter is that some people like to cause injury or death to living things. And many of those who do not are indifferent to those who do.
Fortunately or otherwise we live at a time when the average individual has to know several times as much in order to keep informed as he did only thirty or forty years ago. Being "educated" today requires not only more than a superficial knowledge of the arts and sciences, but a sense of inter-relationship such as is taught in few schools. Finally, being "educated" today, in terms of the larger needs, means preparation for world citizenship; in short, education for survival.