It is India that gave us the ingenious method of expressing all numbers by means of ten symbols, each symbol receiving a value of position as well as an absolute value.
真相很少是纯粹的，也从来不是简单的。
骑士精神的格言也是智慧的格言：为所有人服务，但只爱一个人。
如果一个人行为不端正，内心不纯洁，那么权势和富贵都会像云烟一样消散。