Tweet The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge. Quote by Stephen Hawking. You May Also Like...The only true wisdom is in knowing you know nothing.There is only one good, knowledge, and one evil, ignorance.Intelligence is the ability to adapt to change.Life would be tragic if it weren't funny.Where there is shouting, there is no true knowledge.My brain is only a receiver, in the Universe there is a core from which we obtain knowledge, strength and inspiration. I have not penetrated into the secrets of this core, but I know that it exists.I have noticed even people who claim everything is predestined, and that we can do nothing to change it, look before they cross the road.My goal is simple. It is a complete understanding of the universe, why it is as it is and why it exists at all.We should seek the greatest value of our action.