Possible Clues:

• I had the impression it contributes to theme, though tangentially
• Had better drug previously, it seemed to Arachne
• It seemed to me Middle English needs to include common elements of 'thee' and 'thou'
• This writer considered entering Rome though travel-sick
• In old-fashioned way, I considered taking part in game, though tired
• As I imagined, spirit should be there till all is blue
• Heroin substitute should be, in my view
• Spirit should be for this, I imagined
• The speaker concluded in time, though tired
• Very old, I reckoned