国际关系没有永远的朋友或敌人，只有永远的利益。
Every breakthrough in laser technology brings us closer to solving mysteries that have puzzled scientists for decades.
The great object of all regulations is to secure the utmost quantity of useful produce.
The Internet is a reflection of our society and that mirror is going to be reflecting what we see. If we do not like what we see in that mirror the problem is not to fix the mirror, we have to fix society.