森林的真正价值不能仅用板英尺来衡量。

"The beauty of science is that it is constantly evolving and there is always something new to discover."

You can try and read my lyrics off of this paper before I lay 'em, but you won't take the sting out these words before I say 'em.

"Always assume there's a crisis around the corner."

The work is never finished until it's in the world.

When public speaking， pause frequently. Pause before you say something in a new way， pause after you have said something you believe is important， and pause as a relief to let listeners absorb details.