The improver of natural knowledge absolutely refuses to acknowledge authority as such.  
最大的恐惧不是死亡,而是生活。
Sustainability in agriculture isn't an option—it's a necessity for survival.
当侦探就像当科学家一样,你必须注意到别人没注意到的事情。
Fairy tales are more than true: not because they tell us that dragons exist, but because they tell us that dragons can be beaten.
The Langlands program is not a static set of conjectures but a dynamic field of research.