自行车是我改变的工具。它是我产生影响的手段。
Technology can revolutionize mining, but only if we have the courage to embrace it.
The greatest problem for mathematicians now is probably the Riemann Hypothesis.
The future of IVF is to make it simpler, safer, and more accessible.
在共和政府中,人人平等;在专制政府中,人人也平等:在前者中,因为他们是一切;在后者中,因为他们什么都不是。