Efficiency and technology are the keys to surviving in a volatile oil market.

All water has a perfect memory and is forever trying to get back to where it was.

Freedom is a condition of mind,and the best way to secure it is to breed it.

The key to successful livestock farming lies in balancing productivity with animal welfare.

唯一使生活成为可能的是永久、难以忍受的不确定性；不知道接下来会发生什么。