Answer:
A claustrophobic person gets on a train. The train enters a tunnel just as it is leaving the station. Where is the best place for him to sit?
What goes up the hill and down the hill, And spite of all, yet stand still?
A man is able to contact his long lost brother who has never met. They agree to meet. When the brother arrives he is able to instantly pick him out from the crowd. How is that possible?
What is the difference between yesterday and tomorrow?
What was the longest river in the world before the Amazon River was discovered?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?