after have lexus luxury cheap prices, audi moderm , BNW sporty, volvo,,,,,,,, want enter luxury market, and they must not in comfortable, then they create :M class, A class, C class. ultra- fast: f1, 2010s they create maybach... for each purpores with high quality and luxury, they not quit or in confort zone and they become : 'THE RICHEST OF THE RICH' BILLION LIKE IT, biggest person in the country use it middle east, .. celerites.. -> THE SECRET: THEY KEPT IMPROVING, NEVER SATISFIED, THEY LEARN FROM THEIR MISTAKES AND FACED THẺIR DARK PAST.