There must be some way to put my mind to good use.
總會有辦法讓我發揮才智。
A book that remains shut is but a block.
有書閉卷不閱讀,無異是一塊木頭。
and it spread to Britain where wild rabbits are regarded as a pest but where domesticated rabbits,equally susceptible to the disease, are the basis of a profitable fur industry.