The common question that gets asked in business is, 'why?' That's a good question, but an equally valid question is, 'why not?'

事实是，我们都有能力背弃真相。

The only freedom which deserves the name is that of pursuing our own good in our way， so long as we do not attempt to deprive others of theirs or impede their efforts to obtain it.

You want to be extra rigorous about making the best possible thing you can.

解析：学习不在数量，而在精通。