我们进步的考验不在于我们为那些拥有很多的人增添更多,而在于我们是否为那些拥有太少的人提供足够。
Inflation is a very bold idea, but it seems to be the only way to explain the observed features of the universe.
The Big Bang is not the beginning of everything, but the beginning of our observable universe.
I love the mystery of the ocean.
我要看看谁最有孝心,最贤惠,然后我将给她最大的恩惠。