“In all judgements by which we describe anything as beautiful, we allow no one to be of another opinion.”

“For if we regard space and time as properties that must, as regards their possibility, be found in things in themselves, [...] then we really cannot blame the good Bishop Berkeley for degrading bodies to mere illusion. Nay, even our own existence, which would thus be made dependent on the self-subsistent reality of a non-entity such as time, would, along with this time, be changed into mere illusion - an absurdity of which hitherto no one has been guilty.”

“[Standing armies] constantly threaten other nations with war by giving the appearance that they are prepared for it, which goads nations into competing with one another in the number of men under arms, and this practice knows no bounds. And since the costs related to maintaining peace will in this way finally become greater than those of a short war, standing armies are the cause of wars of aggression that are intended to end burdensome expenditures. Moreover, paying men to kill or be killed appears to use them as mere machines and tools in the hands of another (the nation), which is inconsistent with the rights of humanity.”

“The busier we are, the more acutely we feel that we live, the more conscious we are of life.”

“The schematicism by which our understanding deals with the phenomenal world ... is a skill so deeply hidden in the human soul that we shall hardly guess the secret trick that Nature here employs.”

“We are not rich by what we possess but by what we can do without.”

“We are enriched not by what we possess, but by what we can do without.”