The inflationary universe model suggests that the universe expanded exponentially in the first fraction of a second after the Big Bang.

民主必须在每一代人中焕发新生，而教育是它的助产士。

"The only thing that separates us from the animals is our ability to accessorize."

Whereof one cannot speak, thereof one must be silent.

The only way to do great work is to love what you do.

在科学中，合作至关重要——没有人能独自完成。

优秀和卓越的区别在于额外的努力。