Desire is the key to motivation, but it's determination and commitment to an unrelenting pursuit of your goal - a commitment to excellence - that will enable you to attain the success you seek.
Sebastian Vettel's brilliant talent will ultimately come forth and he'll continue to show what he's capable of. I will never ever degrade Vettel's ability. Sooner or later, he'll prove anyone so wrong
Do it no matter what. If you believe in it, it is something very honorable. If somebody around you or your family does not understand it, then that's their problem. But if you do have a passion, an honest passion, just do it.