数学的语言是普遍的，超越了文化和语言的障碍。
The language of mathematics is universal, transcending cultural and linguistic barriers.
不能以牺牲他人自由为代价来获得持久和平。
The challenge is to make the audience believe in the character, not in the actor.
The wisdom of hindsight, so useful to historians and indeed to authors of memoirs, is sadly denied to practising politicians.
数学的统一性不是幻觉，而是等待被揭示的现实。