事实是每个人都相信的简单陈述。它是无辜的，除非被证明有罪。假设是没有人愿意相信的新颖建议。它是有罪的，直到被证明有效。

In business, if you're not moving forward, you're falling behind - sustainability is now the direction of progress.

The writer is delegated to declare and to celebrate man's proven capacity for greatness of heart and spirit—for gallantry in defeat, for courage, compassion and love. In the endless war against weakness and despair, these are the bright rally flags of hope and of emulation.

过去总是在作品中显现。