很可能未来会发明出更多辅助视觉的工具，它们超越现有仪器的程度，就像现有仪器超越肉眼一样。
It is not unlikely, but that there may be yet invented several other helps for the eye, as much exceeding those already found, as those do the bare eye.
The greatest wisdom is knowing that you know nothing.
我们没有兴趣冒着很大的风险，把很多非常正派的人的钱财归零的方式让自己的净资产多一个零。