The freedom then of man, and liberty of acting according to his own will, is grounded on his having reason, which is able to instruct him in that law he is to govern himself by, and make him know how far he is left to the freedom of his own will.
The most important single aspect of software development is to be clear about what you are trying to build.
儿童的教养源于成人的修为而非说教。
Millions saw the apple fall, but Newton asked why.