The best way to learn a new programming language is by writing programs in it.
最成功的社会是那些允许最大程度个人自由和创造力的社会。
数学的美只向更有耐心的追随者展示。
因果推理需要仔细思考分析背后的假设。
To know good and evil is not enough; one must also do them.