“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.”

“Sound trumpets! Let our bloody colours wave! And either victory, or else a grave.”

“My free drift Halts not particularly, but moves itself In a wide sea of wax; no levelled malice Infects one comma in the course I hold, But flies an eagle flight, bold and forth on, Leaving no tract behind.”

“By heaven, I'll make a ghost of him that lets me.”