“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.”

“The wound of peace is surety, Surety secure; but modest doubt is called The beacon of the wise, the tent that searches To th' bottom of the worst.”

“Be checked for silence,But never taxed for speech.”

“BewareOf entrance to a quarrel.”