在数学中，提出问题的艺术必须比解决问题更有价值。
In mathematics, the art of proposing a question must be held of higher value than solving it.
"The world is full of magic things, patiently waiting for our senses to grow sharper."
"Mental processes are tools for solving life's problems."
如果农民不知道如何有效使用，最先进的技术也毫无价值。