As you grow older, you will discover that you have two hands, one for helping yourself, the other for helping others.
I have nothing to offer but blood, toil, tears, and, sweat.
新闻的力量是巨大的,但必须负责任地使用。
科学教会我们谦卑,因为每一次发现都揭示了我们无知之广。
The power of science lies in its universality and selflessness, transcending the boundaries of nations and cultures.