The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.

Memory is a complicated thing, a relative to truth, but not its twin.

"History is not the past—it is the method we have evolved of organizing our ignorance of the past."

Every challenge is an opportunity in disguise.