"We are all in the gutter, but some of us are looking at the stars."

给定系统中的酸和碱不是绝对的，而是相互关联的。

现在不是去想缺少什么的时候，该想一想凭现有的东西你能做什么。

"The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart."

"I don't think of myself as a photorealist. I think of myself as a realist painter."

自我是人类意识的直接指令。