If time is precious, no book that will not improve by repeated readings deserves to be read at all.

Wise man was he who counselled that speculation should have free course, and look fearlessly towards all the thirty-two points of the compass, whithersoever and howsoever it listed.

Once the mind has been expanded by a big idea, it will never go back to its original state.

Life is a series of lessons that have to be understood.

Of a truth, men are mystically united: a mystic bond of brotherhood makes all men one.

Talk that does not end in any kind of action is better suppressed altogether.

War is a quarrel between two thieves too cowardly to fight their own battle; therefore they take boys from one village and another village, stick them into uniforms, equip them with guns, and let them loose like wild beasts against one other.