Logic Riddles

Question: How can twins be born in different years?

Question: Nary a tick, nary a tock- silent, silent, the handless clock. Tarry no longer; cast off all doubt. The sands of time are running out.

Question: What is something you'll never see again?

Question: You are walking down the road trying to find enlightenment when you come to a monk and a three-way fork in the road. The roads point North, East, and West. You can ask the monk one question. He will answer honestly yes, no, or just hum if he cannot answer the question.

What do you ask him to figure out the correct path?

Question: This sentence is false.

Is the preceding sentence true or false?