自由始终是并且仅仅是持不同思想者的自由。
格瓦拉形容他的女儿
真相很少是纯粹的，也从不简单。
每个数学问题都有一个解决方案；有时只是需要时间去找到它。
You are never too old to set another goal or to dream a new dream.
I don't dance to impress. I dance to express.
Let the world change you and you can change the world.
Quality is never an accident; it is always the result of intelligent effort.