As a matter of fact , words are , as a rule , the shallowest portion of all the argument .
事实上，在一切雄辩中，语言往往是最浅薄的部分。
This should be done from the shallowest to the deepest point .
应该从浅水至最深点.
Warren buffett is famously averse to technology investments because of their unpredictability , and the consumer internet has the shallowest moat of all .
