The best way to predict your future is to create it.
Art is love, love is art.
A gentleman is one who never hurts anyone’s feelings unintentionally.
"Memory is a strange thing. It doesn't work as I thought it did. We are so foolishly constructed that we go through life arm in arm with our earliest memories, thinking they are the most recent."
模型的目的是足够简单以便理解和使用，但又足够复杂以捕捉系统的基本特征。