It is always good men who do the most harm in the world.
Teachers affect eternity. There is no telling where their influence stops.
All taxation is an evil, but heavy taxes, indiscriminately levied on every everything are one of the greatest curses that can afflict a people
Some day science may have the existence of mankind in its power, and the human race commit suicide, by blowing up the world.
Practical politics consists in ignoring facts.
My rule in making up examination questions is to ask questions which I can't myself answer. It astounds me to see how some of my students answer questions which would play the deuce with me.