Mathematical discoveries, like springtime violets in the woods, have their season which no man can hasten or retard.

Mathematical discoveries, like springtime violets in the woods, have their season which no man can hasten or retard.

数学上的发现，就像树林里春天的紫罗兰，有自己的季节，没有人能加快或延缓。

-- Janos Bolyai 鲍耶