Possible Clues:

• Words spoken late in the evening
• Nearly occupies considerable time giving evening's final speech?
• Two words said before going to bed
• A final message worthy champion's spoken
• That's the last thing you'd wish anyone to have
• See 3
• Associated with Ecstasy by Irving Stone
• Virtuous gentleman announced retirement wish
• At the end of the day, that sounds like the wish for Sir Galahad
• That's the very last thing you'd wish for