确定目标是重要的,但目标的科学性更重要。一群鸟儿生活在沙漠的边缘。那里阳光暴烈,空气干燥,事物奇缺……最难以忍受的是水贵如金。它们常常渴得嗓子冒烟,翅膀发软,但找水却难似登天。一天,一只鸟提议:“听说大海 Determining goals is important, but the scientific nature of the goals is more important. A group of birds live on the edge of the desert. Where the sun is violent, the air is dry, things are scarce ... The most unbearable is the water as gold. They often thirsty throats, their wings soft, but hard to find the water to find the sky. One day, one bird proposed: "I heard about the sea