Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

A man dies of old age on his 25 birthday. How is this possible?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

What has to be broken before you can use it?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?