Even at our birth, death does but stand aside a little. And every day he looks towards us and muses somewhat to himself whether that day or the next he will draw nigh. – Robert Bolt
I suggest that the introductory courses in science, at all levels from grade school through college, be radically revised. Leave the fundamentals, the so-called basics, aside for a while, and concentrate the attention of all students on the things that are not known. – Lewis Thomas