The best way to learn mathematics is to do mathematics.
树木是我们的长者,它们有很多东西可以教给我们。
It is the absence of facts that frightens people: the gap you open, into which they pour their fears, fantasies, desires.
建筑应该像树木从大地生长一样从其场地生长出来。
The best solutions are often the simplest ones.