最虚度的日子，是那些没有欢笑的日子。
时间是我所有作品中看不见的材料。
想象力是让梦想成真的土壤。
The best science fiction is not about the future; it's about the present.
解读：健康是人生基石，一旦失去健康，再多财富、名誉都无福消受，警示人们莫因一时贪念，损害身体，权衡利弊时，把健康放首位。
Every song I sing is a piece of my heart shared with the world.
Learning makes a man fit company for himself.
A mathematician is a maker of patterns, like a painter or a poet.