“The first object of the painter is to make a flat plane appear as a body in relief and projecting from that plane”

“Poor is the man who desires a lot”

“Things severed shall be united and shall acquire of themselves such virtue that they shall restore to men their lost memory: - That is the papyrus sheets, which are formed out of several strips and preserve the memory of the thoughts and deeds of men.”

“The wisest and noblest teacher is nature itself.”

“Oh! Speculators on things, boast not of knowing the things that nature ordinarily brings about; but rejoice if you know the end of those things which you yourself device.”

“Answer me, you who believe that animals are only machines. Has nature arranged for this animal to have all the machinery of feelings only in order for it not to have any at all?”

“There are barbarians who seize this dog, who so prodigiously surpasses man in friendship, and nail him down to a table, and dissect him alive to show you the mezaraic veins... Answer me, Machinist, has Nature really arranged all the springs of feeling in this animal to the end that he might not feel? Has he nerves that he may be incapable of suffering?”

“We should be able to refuse to live if the price of living be the torture of sentient beings.”

“To do a great right do a little wrong.”

“For I can raise no money by vile means. By heaven, I had rather coin my heart, And drop my blood for drachmas”

“Profit is a blessing, if it's not stolen.”

“My grief lies onward, and my joy behind.”

“O! that a man might know The end of this day's business, ere it come; But it sufficeth that the day will end, And then the end is known.”

“The bitter past, more welcome is the sweet.”