怀疑并不是令人愉快的状态，但确信是荒谬的。

The most important property of a program is whether it accomplishes the intention of its user.

"You don't need a degree to be a writer. You just need to write."

The truth is rarely pure and never simple.

我们的目标是让消费者以最低的价格买到最好的商品。