Human kindness has never weakened the stamina or softened the fiber of a free people. A nation does not have to be cruel to be tough.
We must accept finite disappointment, but never lose infinite hope.
在量子場論中,真空并非空無一物,而是充滿了虛粒子。
一座偉大的建筑必須觸動心靈,而不僅僅是頭腦。
創(chuàng)新不僅僅是技術問題;而是你如何應用它來解決現(xiàn)實世界的問題。