When i think about the word “love” a numerous thoughts pass through my head. Recently, I found a fun analogy to love. Please consider the following question: “What is the right way to use a lighter?(a standard spark wheel with adjustable flame)” the function of a lighter is to light stuff on fire, to do it we need to push the spark wheel down to ignite the gas output from the container. The life a of a lighter depend on two factors, gas(liquid butane) and spark stone. Now back to the question...