"Once Diogenes, who was washing vegetables, ridiculed him as he passed by, and said, "If you had learnt to eat these vegetables, you would not have been a slave in the palace of a tyrant." But Aristippus replied, "And you, if you had known how to behave among men, would not have been washing vegetables."

"The slave-holder claims the slave as his Property. The very idea of a slave is, that he belongs to another, that he is bound to live and labor for another, to be another's instrument, and to make anot…"

"It is only by intuition that the infinite can be apprehended. But why is this? Why cannot the infinite be apprehended by concepts? To see this we must understand that the word "infinite," in the relig…"

"These are the sensations and feelings that are gradually blunted by education, staled by custom, rejected in favor of social conformity."

"Every measurable thing except numbers is imagined in the manner of a continuous quantity. Therefore, for the mensuration of such a thing, it is necessary that points, lines, and surfaces, or their pro…"