Leon TROTSKY: "Ideas that enter the mind under fire remain there securely and forever."

Leon TROTSKY: "Learning carries within itself certain dangers because out of necessity one has to learn from one's enemies."

Leon TROTSKY: "Technique is noticed most markedly in the case of those who have not mastered it."

Leon TROTSKY: "The end may justify the means as long as there is something that justifies the end."

Leon TROTSKY: "There is a limit to the application of democratic methods.  You can inquire of all the passengers as to what type of car they like to ride in, but it is impossible to question them as to whether to apply the brakes when the train is at full speed and accident threatens."

Leon TROTSKY: "You may not be interested in strategy, but strategy is interested in you."

Leon TROTSKY: "Old age is the most unexpected of all things that happen to a man."

Mark TWAIN: "I am not one of those who in expressing opinions confine themselves to facts."

Mark TWAIN: "I have never let my schooling interfere with my education."

Mark TWAIN: "Every time you stop a school, you will have to build a jail.  What you gain at one end you lose at the other.  It's like feeding a dog on his own tail.  It won't fatten the dog."

Mark TWAIN: "It is noble to teach oneself, but still nobler to teach others--and less trouble."

Mark TWAIN: "The self taught man seldom knows anything accurately, and he does not know a tenth as much as he could have known if he had worked under teachers, and besides, he brags, and is the means of fooling other thoughtless people into going and doing as he himself has done."

Mark TWAIN: "In the first place God made idiots.  This was for practice.  Then He made school boards."

Mark TWAIN: "Many public-school children seem to know only two dates--1492 and the 4th of July; and as a rule they don't know what happened on either occasion."