"The best portion of a good man's life: his little, nameless, unremembered acts of kindness and love."

The world is what it is; men who are nothing, who allow themselves to become nothing, have no place in it.

Life is too short to not do what you love.

Mathematics is a universal language that transcends cultural and linguistic barriers.

释义：人生如同一盘棋，在纷繁复杂的世事中，胜负尚未决定，双方都在角力。

宇宙不仅比我们想象的更奇怪，它比我们能够想象的还要奇怪。