Why Is It Important To Have Good Backlinks

If you have designed a website it is very obvious that you main objective would be to reach your site at the first page of Google. However there are innumerable website developed throughout the world and all search engines can have only some of them on the first page and so expecting your site to be on page one is not that easy. Is it impossible? If it would be an impossible task then how could some websites stay on first page? Many things can help you to end up at page one of the search engine and back link is among them.