量子力学和引力之间的相互作用是我们这个时代最大的谜题，解决它将揭示宇宙的秘密。
Art is contemplation. It is the pleasure of the mind which searches into nature and which there divines the spirit of which nature herself is animated.
The book is not an end in itself, it is a means of evocation.
The best way to predict the future is to invent it.