Sometimes the questions are complicated and the answers are simple.
有时候问题很复杂,但答案却很简单。
科学是关于理解世界,而医学是关于应用这种理解来帮助人们。
在理论物理学中,近似的艺术往往比精确解更重要。
"The journey of a thousand miles begins with one step."
You are somebody who didn't know what you wanted until you wrote it down on paper.