My definition of an expert in any field is a person who knows enough about what's really going to be scared. — Anonymous Copy Share Image
What's an expert? I read somewhere, that the more a man knows, the more he knows, he doesn't know. So I suppose… — Malcolm Forbes Copy Share Image
Many people will tell you that an expert is someone who knows a great deal about the subject. To this I would… — Werner Heisenberg Copy Share Image
