1、In spite of the extraordinary progress made in science and technology, problems remain in terms of guaranteeing that achievements benefit the greatest number of people.

　　尽管科学技术取得了非凡的进步，但是在保证进步成果使尽可能多的人受益这方面还存在一些问题。

　　2、A famous thinker once wrote that "the greatest threat to mankind is mankind itself!" If this is indeed the case, then the current situation should make us ponder our futuer existence.

　　一位著名的思想家曾经写道：“对人类最大的威胁是人类自身！”如果事实确实如此，那么，现状应该促使我们对我们未来的生存进行思索了。