This revelation of the secrets of nature, long mercifully withheld from man, should arouse the most solemn reflections in the mind and conscience of every human being capable of comprehension. We must indeed pray that these awful agencies will be made to conduce to peace among the nations, and that instead of wreaking measureless havoc upon the entire globe, may become a perennial fountain of world prosperity.

Praise the humanities, my boy. That'll make them think you're broadminded!

I have not always been wrong. History will bear me out, particularly as I shall write that history myself.

I let the argument rip healthily between the departments. This is a very good way to finding out the truth.

Wars are not won by evacuations.

I'd rather argue against a hundred idiots, than have one agree with me.

The tired parts of the mind can be rested and strengthened not merely by rest, but by using other parts.