Life is a melody, sing it loud.
生命是一段旋律，大声唱出来。
You can't look back, you just have to put the past behind you and find something better in your future.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
成功的关键是专注于目标，而不是障碍。
The worst thing in the world that can happen to you if you’re an engineer that has given his life to develop something is for someone to just rip it off.
