我总是努力在生活中保持积极和乐观。
I always try to be positive and optimistic in life.
最重要的教育原则是不要爱惜时间，要浪费时间。
The best leaders are those who listen more than they speak and act with integrity.
True leadership is measured by the growth of those you lead.
Uncertainty is not the absence of information, but the presence of too much conflicting information.
不确定性不是信息的缺失，而是过多矛盾信息的存在。