Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.
给学生一些事情去做,而不是一些东西去学;而这些事情的性质需要思考;学习会自然而然地发生。
在分布式系统中,关键挑战是在不可靠的组件之间达成共识。
不要以为春天已经离去无处可寻,绿荫下还有未开放的花朵
Don't wait for the perfect moment—take the moment and make it perfect.