Tweet The only true wisdom is in knowing you know nothing. Quote by Socrates. You May Also Like...There is only one good, knowledge, and one evil, ignorance.Be as you wish to seem.A journey of a thousand miles begins with a single step.Those who know do not speak, those who speak do not know. An honest man is always a child.If you tell the truth, you don't have to remember anything.If you can't explain it to a six year old, you don't understand it yourself.I cannot teach anybody anything. I can only make them think.Always go too far, because that's where you'll find the truth.