What a waste of a beautiful young life, and of a wonderful teacher. What miserable pain to such a promising family. What a shame.
I'd say Adam Lanza can rot in Hell, but he probably spent several years there, and that's probably the reason this happened.
What a mess, what a waste, what a shame.
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"Alas, our dried voices when we whisper together are quiet and meaningless, as wind in dry grass, or rats' feet over broken glass in our dry cellar." --TS Eliot, "The Hollow Men"