学习数学的唯一方法就是做数学。

Lights will guide you home.

你必须为梦想而奋斗。你必须为之牺牲并努力工作。

最好的学习方法就是动手去做——在实验室里亲自动手。

法律是通过社会机构执行的规则系统，用以管理行为。

The only truly secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards - and even then I have my doubts.

假如我的医生告诉我，我只剩6分钟可活，我不会忧伤，我会把字打的快一点。