最好的儿童书籍是那些不会居高临下地对孩子说话的书籍。
"The best children's books are the ones that don't talk down to children."
It is not necessary to invoke God to light the blue touch paper and set the universe going.
爱和争斗是宇宙中的两大原则，它们推动了一切变化。
数学之美在于它能够揭示看似复杂事物背后的简单性。
I'm interested in all kinds of pictures, however they're made.