当然，言语是人类使用的最强大的药物。

出自先秦《荀子·修身》。利益少，但是道义多，这样的事要做。在利与义之间要舍利而取义，强调的是一种修身原则。

I prefer to supervise the whole operations of the government myself rather than entrust the public business to subordinates, and this makes my duties very great.

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