“Data is of course important, but I put greater emphasis on facts.”

Taiichi Ohno

Observe um processo e registre o que acontece.

“Learning is not compulsory; it’s voluntary. Improvement is not compulsory; it’s voluntary. But to survive, we must learn.”

W. Edwards Deming

Escreva uma hipótese e decida quais evidências poderiam mudar sua opinião.

“It’s easier to act your way to a new way of thinking than to think your way to a new way of acting.”

John Shook

Teste uma pequena mudança e verifique o resultado antes de ampliá-la.

“there is no kaizen without standards.”

Taiichi Ohno

Torne visível o melhor método conhecido hoje.

“Without theory, one has no questions to ask. Hence, without theory, there is no learning”

W. Edwards Deming

Defina o que espera e coloque à prova.

“there is no maintenance of standards without kaizen.”

John Shook

Revise o padrão quando houver evidências melhores.