Perhaps I do not agree with what you have to say, but I'll defend to the death your right to say it.
In three words I can sum up everything I've learned about life: it goes on.
I don't want to get to the end of my life and find that I lived just the length of it. I want to have lived the width of it as well.
I think a lot of times we don't pay enough attention to people with a positive attitude because we assume they are naive or stupid or unschooled.