I am convinced that the substitution of a simple tax on the rent of land for the complicated taxes which at present oppress industry would be advantageous to all classes.

做数学就是探索一个无限的思想景观。

创新不仅仅是技术问题；它关乎改变思维方式和接受新的思考模式。

技术是这样一种诀窍，它安排世界，使我们不必去体验它。

我不为别人的认可而活。我为自己而活。