Understanding a problem is half the solution.

I give my whole water in joy,“sings the waterfall,”though little of it is enough for the thirsty.

我们必须投资于下一代农民——他们掌握着粮食的未来。

In mathematics, the journey to the solution is just as important as the solution itself.

当下是唯一的现实，唯一的确定性。

儿童有一种特殊的敏感性,促使他认识周围的一切。

我从不回头看。我期待下一个挑战。