“Whoever despises the high wisdom of mathematics nourishes himself on delusion and will never still the sophistic sciences whose only product is an eternal uproar.”

“A diamond is just a lump of coal that stuck to its job.”

“Make your work to be in keeping with your purpose”

“Nature is constrained by the cause of her laws which dwell inborn in her. Variant: Nature is constrained by the order of her own law which lives and works within her.”

“Every obstacle is destroyed through rigor.”

“Oh! that you could turn your eyes towards the napes of your necks, and make but an interior survey of your good selves.”

“Our life is not so much threatened as our perception. Ghostlike we glide through nature, and should not know our place again.”

“The eye of prudence may never shut.”