Logic Riddles

Question: Some friends (5 friends) are climbing an oak tree to get a leaf so who got the pine leaf?

Question: A man wants to start a forest fire.There are 80 trees and you have a lighter. How many trees should he burn?

Question: A guy writes in his journal. He writes "Hey, journal, today I... 'Dinner is ready!' Is what his wife said." But the guy had no wife. How is this possible?

Question: Theres a good barbor and theres a bad barbor, The good barbor has a bad haircut and the bad barbor has a good haircut. Why is that...?

Question: What has four eyes but can't see?