Don't worry about failures, worry about the chances you miss when you don't even try.

The first fruit of this imagination—and the first lesson of the social science that embodies it—is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

Innovation isn't about reinventing the wheel; it's about making the wheel roll smoother and faster.

Stolen bodies working stolen land. It was an engine that did not stop, its hungry boiler fed with blood.

计算机科学家的主要挑战不是被自己制造的复杂性所迷惑。