The greatest breakthroughs often come from unexpected places.
我们都有缺陷,那是光进入的地方。
Leadership means making tough decisions today for a better tomorrow.
 如果一个人从确定性开始,最终将陷入怀疑;但如果他愿意从怀疑开始,最终将得到确定性。
An idea is only as good as its execution.