Purchase the most recent tourist guidebook to your home town or region. You’ll learn a lot by playing the tourist once a year.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
The mind is a constantly unfolding process.
The Internet is the first thing that humanity has built that humanity doesn't understand, the largest experiment in anarchy that we have ever had.
Wood has a memory. It remembers the forest. It remembers the tree.
单一货币的最大优势在于消除了汇率不确定性并降低了交易成本，从而促进贸易和投资。