因果推理的力量在于它允许我们预测我们从未采取的行动的效果。
The power of causal reasoning is that it allows us to predict the effects of actions we have never taken.
Technology should solve real problems, not just create new toys.
The more you give, the more you get.
Knowledge is of no value unless you put it into practice.
A picture book is like a theater where the audience can walk around on stage.
"To live is the rarest thing in the world. Most people exist, that is all."
【译文】古人学习的人是为了提高自己，现在学习的人是为了炫耀给别人看。