The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used.
The system produces needs faster than it can satisfy them, and thus it perpetuates itself.
计算机科学的挑战不仅在于创造新技术,还在于确保它们被道德和负责任地使用。
War is peace. Freedom is slavery. Ignorance is strength.
We must be free not because we claim freedom, but because we practice it.