我不让错误让我灰心，我让它们教育我。
Love yourself enough to set boundaries.
Life would be too smooth if it had no rubs in it.
Sometimes the only way to solve a crime is to think like the criminal.
理解的提高有两个目标：首先，我们自己的知识增长；其次，使我们能够将这些知识传递给他人。