"The past is a ghost that haunts the present, whether we acknowledge it or not."

Ah, make the most of what we yet may spend, Before we too into the Dust descend; Dust into Dust, and under Dust to lie, Sans Wine, sans Song, sans Singer, and—sans End!

发现的喜悦是推动数学家前进的动力。

Don't be afraid to give up the good to go for the great.

循环经济原则不是可选的，它们对生存至关重要。

The past is never dead. It's not even past.

Idols are supposed to be good-looking, but I'm not handsome, so I don't expect people to notice me because of my looks.

All men are immortal， but those who are not educated are immortal in a lower and less enviable sense.