一个好的数学家是能看到定理之间类比的人；一个伟大的数学家是能看到类比之间的类比的人。
A good mathematician is someone who can see analogies between theorems; a great mathematician is someone who can see analogies between analogies.
领导力在于创造一个让人们感到有能力冒险并从失败中学习的环境。
Don't wait for the perfect moment. Take the moment and make it perfect.
教育最重要的成果是帮助学生成为独立思考者。
Stay true to who you are and never compromise your values.
现代采石必须将地质学的智慧与工程的创新相结合。