The best books are those that challenge you.
最好的书是挑战你的书。
最重要的是保持开放的心态。
The best stories are not found in books, but in the eyes of those who have lived them.
凡事天下要考察有无的原则,必定是以众人的耳目所见所闻的实情以知有与无来作为标准的。
There is no history except as it is composed.