"The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart."
The joy of discovery in mathematics is unparalleled.
Never let your ego get in the way of asking for help when you need it.
解释:兄弟之间虽然会因谗言而起争执,但在遇到外人的侮辱时仍应一致对外。
房子是一座小城市,城市是一所大房子。