Immigration can have positive effects on innovation and productivity.
The act of creation is an act of resistance.
I'm not perfect, but I'm perfectly me.
Any woman who understands the problems of running a home will be nearer to understanding the problems of running a country.
关键在于政府支出的效果取决于经济状况。
考验和冒险之间的区别在于你的态度。
Collaboration in science bridges gaps between what we know and what we can discover.