sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: Can China devalue the yuan forever?
 sentence 2: Why did the People's Bank of China devalue China's currency (the yuan/renminbi)? sentence 1: What is the scope of learning Hadoop for a mainframe guy like me?
 sentence 2: What is the future scope of Mainframe ecosystem? I am undergoing training in this at TCS. Do I have a good future? sentence 1: Where do I get the best quotes?
 sentence 2: What are the best quotes from "Rushmore"? sentence 1: Why do so may people ask questions on Quora that can easily be found by a simple Google searh?
 sentence 2: Why do people find it easier to stage simple questions on Quora rather than spending a few minutes on the Internet to find straight answers?
not same meaning
same meaning
not same meaning
not same meaning
same meaning