Possible Clues:

• A wise Jedi he was
• "Star Wars" philosophizer
• Force-ful teacher?
• ''Star Wars'' character
• 'Star Wars' Jedi
• In a Weird Al Yankovic song, he 'looks like a Muppet, but he's wrinkled and green'
• Short lightsaber combat master
• Film character who says 'Do, or do not. There is no 'try''
• "Star Wars" saga character who speaks in object-subject-verb format
• Sci-fi mentor