Do not judge God's world from your own. Trim your own hedge as you wish and plant your flowers in the patterns you can understand, but do not judge the garden of nature from your little window box.

Why does a suppurating lung give so little warning and a sore on the finger so much?

Libraries can in general be too narrow or too wide for the soul.

A good method of discovery is to imagine certain members of a system removed and then see how what is left would behave: for example, where would we be if iron were absent from the world: this is an old example.

Just as the performance of the vilest and most wicked deeds requires spirit and talent, so even the greatest demand a certain insensitivity which under other circumstances we would call stupidity.

The "second sight" possessed by the Highlanders in Scotland is actually a foreknowledge of future events. I believe they possess this gift because they don't wear trousers.

Rational free spirits are the light brigade who go on ahead and reconnoiter the ground which the heavy brigade of the orthodox will eventually occupy.