如果你无法向非科学家解释你的化学研究,说明你理解得还不够深入。
If you can't explain your chemistry to a non-scientist, you don't understand it well enough.
Escribir es un acto de libertad, pero también de responsabilidad.
The historian must have a kind of faith that humanity will not and cannot perish.
我试图让每一个地方都比我发现它时更好一点。
The future belongs to those who believe in the beauty of their dreams.