She works herself up about the most trivial things.

她为碎的事也会使自己激动起来。

He warmed up as he expounded his views.

他在阐明自己的意见时激动起来。

Her secret had been let my heart that some Caleche, the more close to my heart she was the more emotional.

她的神秘已让的心有些驿动，越是接近她的心就越是激动起来。