The most basic question is not what is best, but who shall decide what is best.
The root of the problem is the failure to distinguish between operational effectiveness and strategy.
The best ideas come from frustration. The worst thing is when everything is perfect.
When we are planning for posterity, we ought to remember that virtue is not hereditary.
教育并不像在花园里播种一样在我们身上种植能力;它只是引导它们走向应该走的方向。