一个好的数学家是懒惰的，但要以建设性的方式。
A good mathematician is lazy, but in a constructive way.
译文：心能明辨是非，就能快速而又果断处理事情；不忘记礼义廉耻，做人就会一身正气，不与卑污的人同流合污。
The voice is an instrument that is inside you. It’s the only instrument that you can’t see.
"A book is a garden carried in the pocket."
一本书就是装在口袋里的花园。