Half of the harm that is done in this world is due to people who want to feel important. They don't mean to do harm. But the harm does not interest them.
Life is short, and therefore, one thing being certain, death, let us take up a great ideal, and give up the whole life to it. For what is the value of life, this vegetating little low life of man? Subordinating it to one high ideal is the only value that life has.
As an example to others, and not that I care for moderation myself, it has always been my rule never to smoke when asleep, and never to refrain from smoking when awake.