The most powerful art often emerges from the simplest ideas.
The essence of mathematics lies in its power to reveal patterns and symmetries.
To catch a husband is an art; to hold him is a job.
We innovate by starting with the customer and working backwards. That becomes the touchstone for how we invent.
Freedom would be not to choose between black and white but to abjure such prescribed choices.
The meaning of a word is not a mental entity， but a social practice.