Hint: you can click on the cartoon above to enlarge it.
Reflection: If your team takes its eye off the ball by spending too much time arguing about who should take the credit/rewards, you may find that someone else entirely will take the opportunity instead.
The idiom "give them an inch and they'll take a mile" is something that you say which means that if you allow someone to behave badly at all, they will start to behave very badly