每个数学问题都有解决方案,但并非每个解决方案都显而易见。
We must respect the land, for it is the foundation of all we do.
我是一个美国黑人,我为我的种族感到骄傲。我为自己是谁感到骄傲。我有许多自豪和尊严。
请你允许我告诉你,我是多么热烈地敬慕你和爱你。
"In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks."