在没有航海图的海域上航行是需要勇气的。
图书馆的存在本身就提供了最好的证据,证明我们对人类的未来仍可抱有希望。
变得快乐的技巧几乎完全不同于不悲伤的技巧。
我们在水产养殖中做出的每一个决定都会产生连锁反应。我们必须超越眼前,考虑长期影响。
To tax the larger incomes at a higher percentage than the smaller, is to lay a tax on industry and economy; to impose a penalty on people for having worked harder and saved more than their neighbors.