“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.”

“On the bat’s back I do fly After summer merrily.”

“Into the air, over the valleys, under the stars, above a river, a pond, a road, flew Cecy. Invisible as new spring winds, fresh as the breath of clover rising from twilight fields, she flew.”

“The human bird shall take his first flight, filling the world with amazement, all writings with his fame, and bringing eternal glory to the nest whence he sprang.”

“Recession doesn't deserve the right to exist. There are just too many things to be done in science and engineering to be bogged down by temporary economic dislocations.”

“Problems in human engineering will receive during the coming years the same genius and attention which the nineteenth century gave to the more material forms of engineering.We have laid good foundations for industrial prosperity, now we want to assure the happiness and growth of the workers through vocational education, vocational guidance, and wisely managed employment departments. A great field for industrial experimentation and statemanship is opening up.”

“Great engineers are a huge multiplier.”

“Wolves and bears, they say, casting their savagery aside, have done like offices of pity.”

“The weary sun hath made a golden setAnd by the bright tract of his fiery carGives token of a goodly day to-morrow.”

“Nature her custom holds, Let shame say what it will.”

“Whenever a true theory appears, it will be its own evidence. Its test is, that it will explain all phenomena.”

“The Good Spirit never cared for the colleges, and though all men and boys were now drilled in Greek, Latin, and Mathematics, it had quite left these shells high on the beach, and was creating and feeding other matters [science] at other ends of the world.”

“Every known fact in natural science was divined by the presentiment of somebody, before it was actually verified.”