In the quest to understand quantum gravity, we are like children playing on the shore of a vast ocean, occasionally finding a smooth pebble or a pretty shell, while the great ocean of truth lies undiscovered before us.

诗歌是人类存在的唯一具体证明。

量子力学不仅仅是一个理论，它是一个从根本上改变了我们对现实理解的框架。