整体的行为不能从其单独部分的行为中预测出来。
The behavior of the whole cannot be predicted from the behavior of its parts taken separately.
The beauty of mathematics only shows itself to more patient followers.
持续的愤怒会让你变蠢。
过去从未死去;在我们写下它之前,它甚至不算过去。
Cada libro es un mundo por descubrir, lleno de sorpresas y enseñanzas.