What is Love?

What is love? It is one of the most difficult questions for the mankind. Centuries have passed by, relationships have bloomed and so has love. But no one can give the proper definition of love. To some �Love is friendship set on fire� for others �Maybe love is like luck. You have to go all the way to find it�. No matter how you define it or feel it, love is the eternal truth in the history of mankind.