善不仅仅是不去做错事，更重要的是不去渴望做错事。
Good means not merely not to do wrong， but rather not to desire to do wrong.
I've learned that you can't have everything and do everything at the same time.
真相很少是纯粹的，也从不简单。
爱情是个暴君，无人能侍奉它而不死。
The purpose of mental activity is successful living.
真正的竞争不是产品之间的竞争，而是商业模式之间的竞争。