sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: How do I advertise my business on Quora?
 sentence 2: How do I advertise on Quora? sentence 1: What will be your New Year's resolution for 2017?
 sentence 2: What are some of the best New Years resolutions for 2017? sentence 1: Could the Russians have built a nuclear bomb without the help of espionage?
 sentence 2: Why many students nowadays prefer cheating than studying? sentence 1: How is dark/vacuum energy created with the universe conserved if it is not conserved? Can infinite of these be created?
 sentence 2: If energy is not conserved in an expanding universe, is potential energy infinite (the energy that can be created is infinite)?
not same meaning
same meaning
same meaning
not same meaning
same meaning