A very simple applescript save given text to default notebook.

save_to_evernote.scpt

on run {input, parameters}
	set content to (input as text)
	set AppleScript's text item delimiters to "\n"
	set textList to every text item of content
	set theTitle to item 1 of textList
	tell application "Evernote"
		create note title theTitle with text content notebook "default"
		synchronize
	end tell
	display notification "Success" with title "Save to Evernote!"
	return input
end run