Galileo Galilei, the father of modern science, was put under house arrest by the church for stating the fact, which was not conforming to their belief. The fact that the Earth revolves around the Sun. He paid the price for someone else's ignorance. Since then till now, we have unshackled many beliefs and learned a lot of lessons. The primary of them is - education is the progressive discovery of our own ignorance. As light exposes cracks in the building, education too, in a similar manner, exposes our ignorance. Our shortcomings are presented before us to look into and rectify them. However, sometimes it is the curiosity of knowing things that removes ignorance. It was the curiosity of Dmitri Mendeleev, the Russian chemist, that he sought to find the relation between the chemical elements. He was curious to know how Sodium is similar to Potassium, or how Chlorine is different from Argon. Mendeleev's quest for solving the puzzle led to the first modern Periodic Table of chemi...