我开始相信，一位伟大的教师就是一位伟大的艺术家，而且这样的教师和其他伟大的艺术家一样稀少。教学甚至可能是最伟大的艺术，因为它的媒介是人类的思想和精神。
I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.
成功不是自燃的结果，你必须点燃自己。
最大的器物最后完成，最大的声音几乎没有声响，最大的形象没有形状
——杜抨击当时的国民政府。
"A detective is someone who looks for things that don't want to be found."
To conquer without risk is to triumph without glory.