We regard her dumbness as the acknowledgment.

我们把她的沉默看作是同意.

Dumbness, not delegate we want't to speak what!

沉默，不代表我们什么都不想说。

Tenacious students of University of Science and Technology of China collected strength in dumbness.

不屈不挠的科大学生们在沉默中积蓄力量.

Robert was shocked almost to dumbness.

罗伯特被惊得哑口无言。

Don't let love disappear in dumbness.

别让爱消失在沉没中。

Perfection. Oh yeah, on GJ's dumbness: I think Guo Jing isn't stupid.

还有，谈谈郭靖的愚笨：我认为郭靖并不蠢，他只是纯。