The most profound technologies are those that disappear. They weave themselves into the fabric of everyday life until they are indistinguishable from it.

大多数人的问题在于他们用希望、恐惧或愿望思考，而不是用头脑。

出自汉·桓宽《盐铁论·刺赋》。释义：冰和炭不能放在同一个容器之中，太阳和月亮也不会同时照耀大地。比喻君子与小人不能同处，或比喻相互矛盾的理论不能同时运用。