Related:

• Reason deceives use often; conscience never. -- Rousseau
• Custom does often reason overrule and only serves for reason to the fool.
  -- John Wilmot, Earl of Rocheste...
• Women reason with the heart and are much less often wrong than men who reason with the head.
  -- DeLescure...
• Ignorance is no excuse.
• An epigram often flashes light into regions where reason shines but dimly. -- E. P. Whipple
• Men often make up in wrath what they want in reason. -- William Rounseville Alge
• Talent, lying in the understanding, is often inhere
  genius, being the action of reason and imagination, rarely or never. -- Samuel Taylor Coleridge...
• A poor excuse is better than no excuse!