If you're trying to achieve, there will be roadblocks. I've had them; everybody has had them. But obstacles don't have to stop you. If you run into a wall, don't turn around and give up. Figure out how to climb it, go through it, or work around it.

最好的领导者是那些倾听多于说话的人。

心有其理，理性不解。

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。