行动表达优先级。
真正改变的唯一方法是改变你的环境。
Every mathematical problem has a solution; it just takes time and creativity to find it.
沉默是快乐的最佳使者：如果我能说出有多快乐，那我的快乐就很小了。
The young do not know enough to be prudent, and therefore they attempt the impossible – and achieve it, generation after generation.
你必须为梦想而奋斗。你必须为之牺牲并努力工作。