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and maybe that is where the rub is.

問題的癥結恐怕就在這里。

We want it to stay down the hole until we can lead it off in a controlled manner.

我們要讓石油留在井下，直到我們能用一種有控制的方法把它引上來為止。

Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.

雖然人類有智力和道德上沒有得到普遍提高，但在知識積累方面卻取得了巨大的進步。

After all, all living creatures live by feeding on something else, whether it be plant or animal, dead or alive, and it is only by chance that such a fate is avoided.

因為一切生物都是靠吃別的東西來活命的，不管這種東西是植物還是動物，死的還是活的，因此，生物偶爾才能避免被吃掉的命運。

Before very long the parents will be complaining that the child is so secretive and never tells them anything,

不要很久，家長就會抱怨孩子守口如瓶，什么事也不告訴他們，

There are even stories of half-trained elephant calves who have refused to feed and pined to death when by some unavoidable circumstance they have been deprived of their own trainer.

訓練了一半的小象，由于不可避免的情況與他們的主人分離后，竟拒絕吃食，消瘦至死。