When playing Monopoly， spend all you have to buy， barter， or trade for the Orange properties. Don’t bother with Utilities.

"To understand a society, look at its trash."

书籍的魔力在于它们可以带你去任何地方。

I have always been a stranger in this world, a visitor, a tourist.

最好的数学不仅正确，而且具有启发性。