在我们心里，有一块地方是无法锁住的，那块地方叫做希望。
In our hearts, there is a place that cannot be locked. That place is called hope.
每个人都有不为世人所知的秘密悲伤；我们常常称一个人冷漠，其实他只是悲伤。
The best performance improvement is the transition from the non-working state to the working state.
"In the vastness of the cosmos, every discovery is a step closer to understanding our place in it."