Life is a leaf of paper white，thereon each of us may write his word or two.
生活是一张白纸，每个人都在上面写上自己的一两句话。
The goal of behavior is always the reduction of some drive or need.
Never stop learning because the world never stops changing.
追求完美的想法，是一个好计划的最大敌人。
我不想成为明星，我想成为传奇。