Newton's famous saying: If I see farther than Descartes, it is because I stand on the shoulders of giants.

Ma Yun has a famous saying: We give people fish, not mermaids.

Bill Gates famously said: Life is unfair, you must get used to it.

Lu Xun's famous saying: Time is like water in a sponge. As long as you are willing to squeeze, there is always something.