Science is the art of making the complex understandable.
科学是使复杂变得可理解的艺术。
Age isn't how old you are but how old you feel.
The walls of a garden should be high enough to keep the world out, but low enough to let the sky in.
花园的墙应该足够高以将世界挡在外面，但又足够低以让天空进来。