奮發向上，遠離低層

This is the real hk low class. the very bottom level of residnece. To avoid travelling with them, get yourself a limo or at least a taxi. that;s why people working so hard to lift themselves up from the grassroots. Always tell yourself: learn to become rich, so that you can move away from them. In Chinese, 奮發向上，遠離低層。