While wisdom dictates the need for education, education does not necessarily make one wise.

The human brain has billions of neurons and hundreds of billions of interconnections. It can process more than two million bits of information per second and can remember everything you have ever seen or heard.

Wisdom is essentially the same thing as common sense, the slight difference is that common sense provides the ability to react appropriately, while wisdom is frequently more proactive and additionally encourages the shaping of the environment.

You don't have to be a brain surgeon to be a valuable person. You become valuable because of the knowledge that you have. And that doesn't mean you won't fail sometimes. The important thing is to keep trying.