“If you’re thinking without writing, you only think you’re thinking.”

“The extent to which you can see how other people live seems useful at worst, and incredibly pleasurable and interesting at best.”

“Good artists copy. Great artists steal.”

“I didn’t have time to write a short letter, so I wrote a long one instead.”

“Don’t worry about what anybody else is going to do. The best way to predict the future is to invent it.”

“Any word you have to hunt for in a thesaurus is the wrong word.”

“Not everything that can be counted counts, and not everything that counts can be counted.”

“All models are wrong, but some are useful.”

“If you paint a leaf on a tree without using a model, your imagination will only supply you with a few leaves; but Nature offers you millions, all on the same tree. No two leaves are exactly the same. The artist who paints only what is in his mind must very soon repeat himself.”