以小欺大天经地义以大欺小天理难容
[yĭ xiăo qī dà tiān jīng dì yì yĭ dà qī xiăo tiān lĭ nán róng]
This name implies a sense of justice, where bullying those weaker than oneself is unacceptable and going against natural justice, but fighting back from the weak can be justified.