Related Clues:

• Peripatetic teacher from Plato's Academy
• Famous Greek plot - a disaster
• Realist to upset philosopher
• Cryptic clue (1 down) for old mathematician
• His philosophy was composed of toil and tears
• Philosopher is later to change his name
• Space explorer that I clued badly
• Prompt about cover for maths book
• Philosopher made love with actress
• Thinker about love will nearly front the gallery
• One who doubts an officer in total control is hoarding money pointlessly
• Dulcie's bad in geometry
• Fancy name I see, but no supporter of Diogenes
• A great thinker tries a lot to be different
• One tucked in bed's getting up - might he seem cold?