One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

There is something which is always coming but never arrives?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

John went to a parrot shop in Mexico, and the parrot owner told him that his parrot is so unique that he repeats everything he hears. John got excited and immediately bought the parrot. John went home and spoke many words, but the parrot does not repeat anything.
He went again to the parrot shop and complaint to the shopkeeper, but the shopkeeper never lied. Explain?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Identify the 10 differences between the two given pictures.