Possible Clues:

• Hall of Famer who was a Yankee manager and a Mets coach
• Yankee quipper?
• He caught Larsen's perfect game
• Player in a record 75 World Series games
• "It ain't over 'til it's over" speaker
• Yankee great Yogi
• He wore 8 as a Yankee
• Malapropist manager
• Who said 'It gets late early out there'
• "Baseball is 90% mental; the other half is physical" speaker