An icon is a symbol equally incomprehensible in all human languages An icon is a symbol equally incomprehensible in all human languages. There's a reason why humans invented phonetic languages. Jef Raskin, Steve Jobs iconographysymbols
Muda, Muri, Mura An Article mag.toyota.co.uk Eliminating waste is the key to efficiency – in the Toyota Production System, this is termed as: Muda (waste), Muri (overburden), and Mura (irregularity). productionwastemanagementefficiency