Sun don't shine forever.
"The way you think about time changes as you get older."
The pharmaceutical industry has a moral obligation to put patients first.
A miner's greatest tool isn't their equipment - it's their judgment.
我们今天所做的每一个决定都在塑造我们明天生活的世界。
不耽误农业生产的季节,粮食就会吃不完;密网不下到池塘里,鱼鳖就会吃不完;按一定的季节入山伐木,木材就会用不完。