He said gently, “George…I ain’t got mine. I musta lost it.” He looked down at the ground in despair.
“You never had none, you crazy bastard. I got both of ’em here. Think I’d let you carry your own work card?”
Lennie grinned with relief.
– John Steinbeck
Of Mice and Men, Chapter 1. George has to take care of his big, special friend Lennie, he keeps his bus ticket and work card, because he knows Lennie would lose them.