Almost all quality improvement comes via simplification of design, manufacturing... layout, processes, and procedures.
Good design is making something intelligible and memorable. Great design is making something memorable and meaningful.
A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.
Everyone wants an iPhone, but it would be impossible to design an iPhone in China because it's not a product; it's an understanding of human nature.
Successful design is not the achievement of perfection but the minimization and accommodation of imperfection.
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.
The curious task of economics is to demonstrate to men how little they really know about what they imagine they can design.
A chair is a very difficult object. A skyscraper is almost easier. That is why Chippendale is famous.