“I killed you! And you didn’t even notice!”
Source: Glasshouse (2006), Chapter 14, “Hospital” (p. 235)
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Charles Stross 211
British science fiction writer and blogger 1964Related quotes
“I had the evening to kill, but it didn’t want to die and fought back.”
Source: From Time to Time (1995), Chapter 20 (p. 212)

After the invasion of Iraq -and after sending his tanks and artillery home- Mattis sent this message to the Iraqi leaders in every area his men served in, as quoted in Fiasco: The American Military Adventure in Iraq (2006) by Thomas E. Ricks; as excerpted in Armed Forces Journal (August 2006) http://www.armedforcesjournal.com/fiasco/

“But we survived, didn’t we? That makes it an adventure. If you get killed it’s a tragedy.”

“I notice you, I want to say. Even when no one else does, I do. I will.”
Source: Every Day
Attributed to Strauss at many sites on the internet, this is actually Norman Maclean, in A River Runs Through It (1976)
Misattributed

“The only way you get Americans to notice anything is to tax them or draft them or kill them.”
Source: A Prayer for Owen Meany

“You notice a very special person, when he can make even you the same.”
Original: Ti accorgi di una persona veramente speciale, quando riesce a rendere tale anche te.
Source: prevale.net